{"vulnerability": "CVE-2026-18649", "sightings": [{"uuid": "4d73fd95-0fd5-4042-9b3f-e5bcad2ff547", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18649", "type": "published-proof-of-concept", "source": "Telegram/DUKkq_3fcSgXQ4o4XL8T-xH6cz6PRZW79HzTCIu8C79EGuA", "content": "", "creation_timestamp": "2026-08-08T00:17:13.966233Z"}, {"uuid": "f06b8d80-085c-437b-b11f-22109b3bf66b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18649", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3msfyo4ynu22q", "content": "CVE-2026-18649 - DoS in GStreamer via RTP depayloaders. Unbounded buffer growth from fragmented packets crashes process. CVSS 7.5. Unpatched - update or block RTP. #CVE #GStreamer #infosec\n\nhttps://www.valtersit.com/cve/CVE-2026-18649/", "creation_timestamp": "2026-08-06T12:02:08.651836Z"}, {"uuid": "f2bc1fc8-b8ab-4d63-b129-2996f5f44e75", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18649", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117048457828808782", "content": "CVE-2026-18649 - DoS in GStreamer via RTP depayloaders. Unbounded buffer growth from fragmented packets crashes process. CVSS 7.5. Unpatched - update or block RTP. #CVE #GStreamer #infosec\nhttps://www.valtersit.com/cve/CVE-2026-18649/", "creation_timestamp": "2026-08-06T12:02:50.298179Z"}, {"uuid": "9aca64c8-a09a-4c8e-a3e4-806fae8b2170", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18649", "type": "published-proof-of-concept", "source": "Telegram/DUKkq_3fcSgXQ4o4XL8T-xH6cz6PRZW79HzTCIu8C79EGuA", "content": "", "creation_timestamp": "2026-08-07T10:12:54.490614Z"}]}