{"vulnerability": "CVE-2026-7838", "sightings": [{"uuid": "e511eea9-61f1-46b2-8470-e0d2c92ae54f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-7838", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3mplp7gizzg2q", "content": "CVE-2026-7838 - Critical RCE in UltraVNC viewer 1.8.2.2. Integer overflow causes heap buffer overflow in RFB failure-response parsing. CVSS 8.8. No patch available - disable or restrict access now. #CVE #UltraVNC #infosec\n\nhttps://www.valtersit.com/cve/CVE-2026-7838/", "creation_timestamp": "2026-07-01T14:13:14.888991Z"}, {"uuid": "c56dcf5f-ff10-4f0c-ad3d-6673bde56f30", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-7838", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3mq7kbpn7j72i", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c CVE-2026-7838 \u0432 UltraVNC: \u0443\u0433\u0440\u043e\u0437\u0430 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0437\u0430\u0449\u0438\u0442\u044b\n\n\n\nhttps://kripta.biz/posts/8F80D016-0DCC-4BF9-8388-BE4391E3F3B3", "creation_timestamp": "2026-07-09T11:38:16.909264Z"}, {"uuid": "b58202a2-fa01-44ec-979e-c41eef27fcb8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-7838", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mqang5j37225", "content": "\ud83d\udccc CVE-2026-7838 - UltraVNC viewer through 1.8.2.2 contains an integer overflow leading to a heap buffer overflow in the RFB protocol failure-response parsing path. In v... https://www.cyberhub.blog/cves/CVE-2026-7838", "creation_timestamp": "2026-07-09T22:07:07.072939Z"}, {"uuid": "9b2c6655-3855-41bf-8d1a-7f3a4b973e3e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-78387", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mttotejjkh2p", "content": "\ud83d\udea8 CVE-2026-78387 \u2014 CVSS 9.4 CRITICAL\n\nRansomLook contains an authorization weakness in the web-based configuration editor exposed through the /ad...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-78387\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-08-24T16:08:34.012079Z"}, {"uuid": "1520f7ed-8660-4946-bfe0-b7e656a4f09c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-78387", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mttow2dcn72b", "content": "CVE-2026-78387 - ransomlook\nA web page in RansomLook that should be reserved for administrators can be reached by any logged\u2011in user. That page allows the user to rewrite the program's main configuration file,\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#ransomlook #CVE #infosec", "creation_timestamp": "2026-08-24T16:10:04.116362Z"}, {"uuid": "917bd2e2-294d-49eb-a816-e923351e64f3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-78387", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mtvdgvh5uc2u", "content": "CVE-2026-78387\nRansomLook\u2019s web admin page lets any logged\u2011in user modify the application\u2019s configuration file, even without admin rights. This can let an attacker alter security settings, redirect notifications, or disrupt\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#CVE #infosec", "creation_timestamp": "2026-08-25T07:50:04.466690Z"}]}