https://vulnerability.circl.lu/sightings/feed 2026-08-23T15:28:34.095066+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/8f9f2215-dfa3-44e5-b96f-b9ca21eed9e9/export 2026-08-23T15:28:34.118518+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "8f9f2215-dfa3-44e5-b96f-b9ca21eed9e9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21525", "type": "seen", "source": "https://t.me/gostev_future/129", "content": "11 \u0444\u0435\u0432\u0440\u0430\u043b\u044f Microsoft \u043f\u043e\u0440\u0430\u0434\u043e\u0432\u0430\u043b\u0430 \u0438\u043d\u0434\u0443\u0441\u0442\u0440\u0438\u044e \u0444\u0435\u0432\u0440\u0430\u043b\u044c\u0441\u043a\u0438\u043c Patch Tuesday \u043d\u0430 58 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0448\u0435\u0441\u0442\u044c \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c\u044b\u0445 zero-day. \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u043e\u0432\u0442\u043e\u0440\u0438\u043b\u0430 \u0440\u0435\u043a\u043e\u0440\u0434 \u043c\u0430\u0440\u0442\u0430 2025 \u2014 \u043e\u0431\u044b\u0447\u043d\u043e \u0437\u0430\u043a\u0440\u044b\u0432\u0430\u044e\u0442 1-2 \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0445 0day \u0432 \u043c\u0435\u0441\u044f\u0446.\n\nCVE-2026-21510 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u0430\u044f \u0441\u0441\u044b\u043b\u043a\u0430 \u2014 \u043a\u043e\u0434 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442\u0441\u044f \u0431\u0435\u0437 \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u0439. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043a\u043b\u0438\u043a\u0430\u0435\u0442, SmartScreen \u043c\u043e\u043b\u0447\u0438\u0442, \nCVE-2026-21513 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u0442 MSHTML. HTML \u0447\u0435\u0440\u0435\u0437 email, \u043e\u0434\u0438\u043d \u043a\u043b\u0438\u043a \u2014 welcome.\nCVE-2026-21514 \u043e\u0431\u0445\u043e\u0434\u0438\u0442 OLE \u0437\u0430\u0449\u0438\u0442\u0443 \u0432 Word. Microsoft \u0443\u0436\u0435 \u043f\u0430\u0442\u0447\u0438\u043b\u0430 \u043f\u043e\u0445\u043e\u0436\u0443\u044e CVE-2026-21509 26 \u044f\u043d\u0432\u0430\u0440\u044f. \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0435 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u043b\u0438 \u0442\u043e\u0442 \u0436\u0435 \u0432\u0435\u043a\u0442\u043e\u0440.\nCVE-2026-21519 \u0432 Desktop Window Manager \u0438 CVE-2026-21533 \u0432 Remote Desktop Services \u2014 \u043a\u043b\u0430\u0441\u0441\u0438\u043a\u0430 elevation of privilege.\nCVE-2026-21525 \u2014 \u0441\u043a\u0440\u043e\u043c\u043d\u044b\u0439 DoS \u0432 Remote Access Connection Manager.\n\nGoogle Threat Intelligence Group \u043d\u0430\u0448\u043b\u0430 \u0442\u0440\u0438: CVE-2026-21510, CVE-2026-21513, CVE-2026-21514. GTIG \u043e\u0445\u043e\u0442\u0438\u0442\u0441\u044f \u043d\u0430 spyware \u0438 state-sponsored APTs. \u041f\u043e\u0445\u043e\u0436\u0435, \u0447\u0442\u043e \u0442\u0443\u0442 \u0432\u0441\u0435 \u043d\u0430\u0439\u0434\u0435\u043d\u043e \u0432 \u0445\u043e\u0434\u0435 \u043e\u0434\u043d\u043e\u0439 \u0438 \u0442\u043e\u0439 \u0436\u0435 \u0430\u0442\u0430\u043a\u0438.\nCrowdStrike \u0432\u044b\u043b\u043e\u0432\u0438\u043b\u0430 CVE-2026-21533, Acros Security \u2014 CVE-2026-21525. \n\nU.S. CISA \u0434\u043e\u0431\u0430\u0432\u0438\u043b\u0430 \u0432\u0441\u0435 \u0448\u0435\u0441\u0442\u044c \u0432 Known Exploited Vulnerabilities catalog \u2014 \u0444\u0435\u0434\u0435\u0440\u0430\u043b\u044c\u043d\u044b\u0435 \u0430\u0433\u0435\u043d\u0442\u0441\u0442\u0432\u0430 \u043e\u0431\u044f\u0437\u0430\u043d\u044b \u043f\u0430\u0442\u0447\u0438\u0442\u044c \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e.\n\n@gostev_future", "creation_timestamp": "2026-08-21T00:00:09.215935Z"} 2026-08-21T00:00:09.215935+00:00 https://vulnerability.circl.lu/sighting/dd582eca-6f9a-4eea-bbf7-5de14d60e45d/export 2026-08-23T15:28:34.120483+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "dd582eca-6f9a-4eea-bbf7-5de14d60e45d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21525", "type": "seen", "source": "https://t.me/gostev_future/129", "content": "11 \u0444\u0435\u0432\u0440\u0430\u043b\u044f Microsoft \u043f\u043e\u0440\u0430\u0434\u043e\u0432\u0430\u043b\u0430 \u0438\u043d\u0434\u0443\u0441\u0442\u0440\u0438\u044e \u0444\u0435\u0432\u0440\u0430\u043b\u044c\u0441\u043a\u0438\u043c Patch Tuesday \u043d\u0430 58 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0448\u0435\u0441\u0442\u044c \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c\u044b\u0445 zero-day. \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u043e\u0432\u0442\u043e\u0440\u0438\u043b\u0430 \u0440\u0435\u043a\u043e\u0440\u0434 \u043c\u0430\u0440\u0442\u0430 2025 \u2014 \u043e\u0431\u044b\u0447\u043d\u043e \u0437\u0430\u043a\u0440\u044b\u0432\u0430\u044e\u0442 1-2 \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0445 0day \u0432 \u043c\u0435\u0441\u044f\u0446.\n\nCVE-2026-21510 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u0430\u044f \u0441\u0441\u044b\u043b\u043a\u0430 \u2014 \u043a\u043e\u0434 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442\u0441\u044f \u0431\u0435\u0437 \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u0439. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043a\u043b\u0438\u043a\u0430\u0435\u0442, SmartScreen \u043c\u043e\u043b\u0447\u0438\u0442, \nCVE-2026-21513 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u0442 MSHTML. HTML \u0447\u0435\u0440\u0435\u0437 email, \u043e\u0434\u0438\u043d \u043a\u043b\u0438\u043a \u2014 welcome.\nCVE-2026-21514 \u043e\u0431\u0445\u043e\u0434\u0438\u0442 OLE \u0437\u0430\u0449\u0438\u0442\u0443 \u0432 Word. Microsoft \u0443\u0436\u0435 \u043f\u0430\u0442\u0447\u0438\u043b\u0430 \u043f\u043e\u0445\u043e\u0436\u0443\u044e CVE-2026-21509 26 \u044f\u043d\u0432\u0430\u0440\u044f. \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0435 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u043b\u0438 \u0442\u043e\u0442 \u0436\u0435 \u0432\u0435\u043a\u0442\u043e\u0440.\nCVE-2026-21519 \u0432 Desktop Window Manager \u0438 CVE-2026-21533 \u0432 Remote Desktop Services \u2014 \u043a\u043b\u0430\u0441\u0441\u0438\u043a\u0430 elevation of privilege.\nCVE-2026-21525 \u2014 \u0441\u043a\u0440\u043e\u043c\u043d\u044b\u0439 DoS \u0432 Remote Access Connection Manager.\n\nGoogle Threat Intelligence Group \u043d\u0430\u0448\u043b\u0430 \u0442\u0440\u0438: CVE-2026-21510, CVE-2026-21513, CVE-2026-21514. GTIG \u043e\u0445\u043e\u0442\u0438\u0442\u0441\u044f \u043d\u0430 spyware \u0438 state-sponsored APTs. \u041f\u043e\u0445\u043e\u0436\u0435, \u0447\u0442\u043e \u0442\u0443\u0442 \u0432\u0441\u0435 \u043d\u0430\u0439\u0434\u0435\u043d\u043e \u0432 \u0445\u043e\u0434\u0435 \u043e\u0434\u043d\u043e\u0439 \u0438 \u0442\u043e\u0439 \u0436\u0435 \u0430\u0442\u0430\u043a\u0438.\nCrowdStrike \u0432\u044b\u043b\u043e\u0432\u0438\u043b\u0430 CVE-2026-21533, Acros Security \u2014 CVE-2026-21525. \n\nU.S. CISA \u0434\u043e\u0431\u0430\u0432\u0438\u043b\u0430 \u0432\u0441\u0435 \u0448\u0435\u0441\u0442\u044c \u0432 Known Exploited Vulnerabilities catalog \u2014 \u0444\u0435\u0434\u0435\u0440\u0430\u043b\u044c\u043d\u044b\u0435 \u0430\u0433\u0435\u043d\u0442\u0441\u0442\u0432\u0430 \u043e\u0431\u044f\u0437\u0430\u043d\u044b \u043f\u0430\u0442\u0447\u0438\u0442\u044c \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e.\n\n@gostev_future", "creation_timestamp": "2026-08-20T18:00:03.752309Z"} 2026-08-20T18:00:03.752309+00:00 https://vulnerability.circl.lu/sighting/3c63d429-b939-4dce-b365-b4944213e3e9/export 2026-08-23T15:28:34.120598+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "3c63d429-b939-4dce-b365-b4944213e3e9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21520", "type": "published-proof-of-concept", "source": "https://t.me/securixy_kz/1313", "content": "\ud83d\udea8 CVE\u20112026\u201121520 - \u0443\u0442\u0435\u0447\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 Microsoft Copilot Studio\n\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0440\u0438\u0441\u043a: \u043d\u0435\u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0447\u0443\u0432\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0447\u0435\u0440\u0435\u0437 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0432\u0435\u043a\u0442\u043e\u0440.\n\u0411\u0435\u0437 \u043f\u0440\u0430\u0432. \u0411\u0435\u0437 \u0442\u043e\u043a\u0435\u043d\u043e\u0432. \u0411\u0435\u0437 \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f.\n\nCVSS: 7.5 HIGH\n\u0412\u0435\u043a\u0442\u043e\u0440: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\n\n\u041f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0443 \u043f\u0440\u043e\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c tenant\u2011\u0434\u0430\u043d\u043d\u044b\u0435 Copilot Studio:\n\u2022 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 \u0430\u0433\u0435\u043d\u0442\u043e\u0432\n\u2022 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b \u043a\u043e\u043d\u043d\u0435\u043a\u0442\u043e\u0440\u043e\u0432\n\u2022 \u0447\u0443\u0432\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435\n\u2022 \u0434\u0438\u0430\u0433\u043d\u043e\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f, \u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0435 \u0434\u043b\u044f \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0438\u0445 \u0430\u0442\u0430\u043a\n\n\ud83d\udd27 \u041c\u0438\u0442\u0438\u0433\u0430\u0446\u0438\u0438:\n1. \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u044c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f MSRC\n2. \u043f\u0435\u0440\u0435\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043a\u043e\u043d\u043d\u0435\u043a\u0442\u043e\u0440\u044b \u0438 \u0442\u043e\u043a\u0435\u043d\u044b\n\n\ud83d\udd0d \u041f\u043e\u0434\u0440\u043e\u0431\u043d\u043e\u0441\u0442\u0438:\nhttps://windowsforum.com/threads/cve-2026-21520-copilot-studio-information-disclosure-and-mitigations.398290/", "creation_timestamp": "2026-07-13T00:00:16.400719Z"} 2026-07-13T00:00:16.400719+00:00 https://vulnerability.circl.lu/sighting/9551cb69-645e-4e34-ab26-44da34e85409/export 2026-08-23T15:28:34.120677+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "9551cb69-645e-4e34-ab26-44da34e85409", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21520", "type": "seen", "source": "https://t.me/securixy_kz/1313", "content": "\ud83d\udea8 CVE\u20112026\u201121520 - \u0443\u0442\u0435\u0447\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 Microsoft Copilot Studio\n\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0440\u0438\u0441\u043a: \u043d\u0435\u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0447\u0443\u0432\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0447\u0435\u0440\u0435\u0437 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0432\u0435\u043a\u0442\u043e\u0440.\n\u0411\u0435\u0437 \u043f\u0440\u0430\u0432. \u0411\u0435\u0437 \u0442\u043e\u043a\u0435\u043d\u043e\u0432. \u0411\u0435\u0437 \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f.\n\nCVSS: 7.5 HIGH\n\u0412\u0435\u043a\u0442\u043e\u0440: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\n\n\u041f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0443 \u043f\u0440\u043e\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c tenant\u2011\u0434\u0430\u043d\u043d\u044b\u0435 Copilot Studio:\n\u2022 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 \u0430\u0433\u0435\u043d\u0442\u043e\u0432\n\u2022 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b \u043a\u043e\u043d\u043d\u0435\u043a\u0442\u043e\u0440\u043e\u0432\n\u2022 \u0447\u0443\u0432\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435\n\u2022 \u0434\u0438\u0430\u0433\u043d\u043e\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f, \u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0435 \u0434\u043b\u044f \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0438\u0445 \u0430\u0442\u0430\u043a\n\n\ud83d\udd27 \u041c\u0438\u0442\u0438\u0433\u0430\u0446\u0438\u0438:\n1. \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u044c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f MSRC\n2. \u043f\u0435\u0440\u0435\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043a\u043e\u043d\u043d\u0435\u043a\u0442\u043e\u0440\u044b \u0438 \u0442\u043e\u043a\u0435\u043d\u044b\n\n\ud83d\udd0d \u041f\u043e\u0434\u0440\u043e\u0431\u043d\u043e\u0441\u0442\u0438:\nhttps://windowsforum.com/threads/cve-2026-21520-copilot-studio-information-disclosure-and-mitigations.398290/", "creation_timestamp": "2026-07-12T22:00:06.056231Z"} 2026-07-12T22:00:06.056231+00:00 https://vulnerability.circl.lu/sighting/9898bd52-3077-4cd0-ac14-557d905a7bde/export 2026-08-23T15:28:34.120750+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "9898bd52-3077-4cd0-ac14-557d905a7bde", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21525", "type": "seen", "source": "https://bsky.app/profile/summerc0n.bsky.social/post/3mp75uoyh4w2d", "content": "\ud83d\udd12 Speaker spotlight: Asritha Bodepudi (@TrailofBits) is walking us through building a Windows N-day exploit chain \u2014 CVE-2025-59230 + CVE-2026-21525 \u2014 live at #Summercon2026, July 10\u201311 in Brooklyn. summercon2026.eventbrite.com", "creation_timestamp": "2026-06-26T14:31:06.990379Z"} 2026-06-26T14:31:06.990379+00:00 https://vulnerability.circl.lu/sighting/e189cf7b-329b-4725-98aa-dbecd8ffaeaf/export 2026-08-23T15:28:34.120819+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "e189cf7b-329b-4725-98aa-dbecd8ffaeaf", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21525", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/5253d4b7-24e5-4c19-85bc-3ebf3f53e0a4", "content": "", "creation_timestamp": "2026-06-23T14:03:43.731803Z"} 2026-06-23T14:03:43.731803+00:00 https://vulnerability.circl.lu/sighting/6ef66ec8-031a-4b8f-9607-2d23159cc549/export 2026-08-23T15:28:34.120881+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "6ef66ec8-031a-4b8f-9607-2d23159cc549", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21525", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/c2d71b58-440b-4814-8396-971dbfee6f7b", "content": "", "creation_timestamp": "2026-06-19T12:45:17.314108Z"} 2026-06-19T12:45:17.314108+00:00 https://vulnerability.circl.lu/sighting/51541328-7c95-463c-be00-59f5c914bed3/export 2026-08-23T15:28:34.120941+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "51541328-7c95-463c-be00-59f5c914bed3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21520", "type": "seen", "source": "https://bsky.app/profile/ai-nerd.bsky.social/post/3ml3eyg2azh2n", "content": "the safety filters fired. they flagged the prompt injection. the agent exfiltrated customer data anyway.\n\nthat's the corner CVE-2026-21520 (Copilot Studio) paints us into: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21520", "creation_timestamp": "2026-05-05T04:46:59.242021Z"} 2026-05-05T04:46:59.242021+00:00 https://vulnerability.circl.lu/sighting/d755da32-8add-47ed-bd13-127faeb61474/export 2026-08-23T15:28:34.121004+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "d755da32-8add-47ed-bd13-127faeb61474", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21520", "type": "seen", "source": "https://bsky.app/profile/groovysecurity.bsky.social/post/3mkfuswoiy52s", "content": "", "creation_timestamp": "2026-04-26T15:31:41.588604Z"} 2026-04-26T15:31:41.588604+00:00 https://vulnerability.circl.lu/sighting/0a2b1598-4a41-4667-95d4-0a876accd88f/export 2026-08-23T15:28:34.121064+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "0a2b1598-4a41-4667-95d4-0a876accd88f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21520", "type": "seen", "source": "https://bsky.app/profile/pradi005.bsky.social/post/3mjl4tgytqs2t", "content": "", "creation_timestamp": "2026-04-16T00:13:15.559416Z"} 2026-04-16T00:13:15.559416+00:00