https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Sat, 06 Jun 2026 17:04:42 +0000 https://vulnerability.circl.lu/sighting/6c34e335-e80c-4bdc-b7e2-49c25b68fa88/export {"uuid": "6c34e335-e80c-4bdc-b7e2-49c25b68fa88", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-4857", "type": "published-proof-of-concept", "source": "Telegram/M6EVzZe60-ZK2hxHMbXVzi0icuKFKnAtI2GiQ0rZVKguBtE", "content": "", "creation_timestamp": "2026-04-15T23:25:44.000000Z"} {"uuid": "6c34e335-e80c-4bdc-b7e2-49c25b68fa88", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-4857", "type": "published-proof-of-concept", "source": "Telegram/M6EVzZe60-ZK2hxHMbXVzi0icuKFKnAtI2GiQ0rZVKguBtE", "content": "", "creation_timestamp": "2026-04-15T23:25:44.000000Z"} https://vulnerability.circl.lu/sighting/6c34e335-e80c-4bdc-b7e2-49c25b68fa88/export Wed, 15 Apr 2026 23:25:44 +0000 https://vulnerability.circl.lu/sighting/7b165e41-cb58-4f88-8b1d-b83b63768fbd/export {"uuid": "7b165e41-cb58-4f88-8b1d-b83b63768fbd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-4857", "type": "seen", "source": "Telegram/uDqb5UNOJD19g19jmJKdnJBBrEUml8WxLQrnFn708j03zpg", "content": "", "creation_timestamp": "2026-04-15T23:26:09.000000Z"} {"uuid": "7b165e41-cb58-4f88-8b1d-b83b63768fbd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-4857", "type": "seen", "source": "Telegram/uDqb5UNOJD19g19jmJKdnJBBrEUml8WxLQrnFn708j03zpg", "content": "", "creation_timestamp": "2026-04-15T23:26:09.000000Z"} https://vulnerability.circl.lu/sighting/7b165e41-cb58-4f88-8b1d-b83b63768fbd/export Wed, 15 Apr 2026 23:26:09 +0000 https://vulnerability.circl.lu/sighting/1240c608-6333-4c33-9bbb-be3b002e3bfb/export {"uuid": "1240c608-6333-4c33-9bbb-be3b002e3bfb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116694392154624808", "content": "A new vulnerability with increased severity was disclosed for Microsoft Exchange Online (CVE-2026-48579) https://vuldb.com/vuln/368417", "creation_timestamp": "2026-06-04T23:18:35.125709Z"} {"uuid": "1240c608-6333-4c33-9bbb-be3b002e3bfb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116694392154624808", "content": "A new vulnerability with increased severity was disclosed for Microsoft Exchange Online (CVE-2026-48579) https://vuldb.com/vuln/368417", "creation_timestamp": "2026-06-04T23:18:35.125709Z"} https://vulnerability.circl.lu/sighting/1240c608-6333-4c33-9bbb-be3b002e3bfb/export Thu, 04 Jun 2026 23:18:35 +0000 https://vulnerability.circl.lu/sighting/be820d2f-ba58-4c98-b308-ff3dd3f1a9f7/export {"uuid": "be820d2f-ba58-4c98-b308-ff3dd3f1a9f7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mnithjxzog2b", "content": "\ud83d\udd34 CVE-2026-48579 - Critical (9.1)\n\nImproper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose i...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-48579/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-06-05T00:00:59.817425Z"} {"uuid": "be820d2f-ba58-4c98-b308-ff3dd3f1a9f7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mnithjxzog2b", "content": "\ud83d\udd34 CVE-2026-48579 - Critical (9.1)\n\nImproper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose i...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-48579/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-06-05T00:00:59.817425Z"} https://vulnerability.circl.lu/sighting/be820d2f-ba58-4c98-b308-ff3dd3f1a9f7/export Fri, 05 Jun 2026 00:00:59 +0000 https://vulnerability.circl.lu/sighting/be83fef1-6a1a-424c-9c8f-7a502d8ab473/export {"uuid": "be83fef1-6a1a-424c-9c8f-7a502d8ab473", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116697710954359032", "content": "It is possible to see elevated activities targeting Microsoft Exchange Online (CVE-2026-48579) https://vuldb.com/vuln/368417/cti", "creation_timestamp": "2026-06-05T13:22:36.187718Z"} {"uuid": "be83fef1-6a1a-424c-9c8f-7a502d8ab473", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116697710954359032", "content": "It is possible to see elevated activities targeting Microsoft Exchange Online (CVE-2026-48579) https://vuldb.com/vuln/368417/cti", "creation_timestamp": "2026-06-05T13:22:36.187718Z"} https://vulnerability.circl.lu/sighting/be83fef1-6a1a-424c-9c8f-7a502d8ab473/export Fri, 05 Jun 2026 13:22:36 +0000 https://vulnerability.circl.lu/sighting/03801fb4-655b-438b-8a19-bc58501f2faa/export {"uuid": "03801fb4-655b-438b-8a19-bc58501f2faa", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mnkq5qib5s2s", "content": "\ud83d\udccc CVE-2026-48579 - Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network. https://www.cyberhub.blog/cves/CVE-2026-48579", "creation_timestamp": "2026-06-05T18:07:08.378197Z"} {"uuid": "03801fb4-655b-438b-8a19-bc58501f2faa", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48579", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mnkq5qib5s2s", "content": "\ud83d\udccc CVE-2026-48579 - Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network. https://www.cyberhub.blog/cves/CVE-2026-48579", "creation_timestamp": "2026-06-05T18:07:08.378197Z"} https://vulnerability.circl.lu/sighting/03801fb4-655b-438b-8a19-bc58501f2faa/export Fri, 05 Jun 2026 18:07:08 +0000