{"vulnerability": "cve-2026-82450", "sightings": [{"uuid": "916d2846-90f5-46b8-97ed-49d25e4c3e42", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-82450", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mua5hnvon526", "content": "\ud83d\udfe0 CVE-2026-82450 - High (8.8)\n\nBookStack before 26.05.4 contains a remote code execution vulnerability in the portable ZIP impor...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-82450/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-08-29T15:02:24.792334Z"}, {"uuid": "42613897-b067-42af-a273-fa544fde0f49", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-82450", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mucdqkql7l25", "content": "CVE-2026-82450\nIf you use BookStack version earlier than 26.05.4, a user who can add content can upload a specially crafted ZIP file that places a hidden PHP script as a book cover. That script is saved where anyone on the\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#CVE #infosec", "creation_timestamp": "2026-08-30T12:00:05.033833Z"}, {"uuid": "9d8621b5-337d-4f3e-8c1f-507ee9e15797", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-82450", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3muhc5gpr5k2b", "content": "CVE-2026-82450 - RCE vulnerability in BookStack portable ZIP import via PHP polyglot file upload. CVSS 8.8. Update immediately. #CVE #BookStack #cybersecurity\n\nhttps://www.valtersit.com/cve/CVE-2026-82450/", "creation_timestamp": "2026-09-01T11:14:48.153875Z"}, {"uuid": "911690aa-a31e-446a-83b9-37419e4e7f05", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-82450", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117195491774848682", "content": "CVE-2026-82450 - RCE vulnerability in BookStack portable ZIP import via PHP polyglot file upload. CVSS 8.8. Update immediately. #CVE #BookStack #cybersecurity\nhttps://www.valtersit.com/cve/CVE-2026-82450/", "creation_timestamp": "2026-09-01T11:14:50.229686Z"}]}