{"vulnerability": "CVE-2026-58055", "sightings": [{"uuid": "6260dde3-0cd6-4774-b1bb-9abbe512fb24", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-58055", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mpdc63a6bz2s", "content": "CVE-2026-58055 - nghttp2 nghttpx - HTTP Request/Response Smuggling via Upgrade Request with Content-Length\nCVE ID : CVE-2026-58055\n \n Published : June 28, 2026, 1:32 a.m. | 4\u00a0hours, 12\u00a0minutes ago\n \n Description : nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upg...", "creation_timestamp": "2026-06-28T05:58:32.370395Z"}, {"uuid": "3adbe6cf-a311-4521-875d-0cdbac0ebd00", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-58055", "type": "seen", "source": "https://bsky.app/profile/malwareobserver.bsky.social/post/3mphbsvl2sy2c", "content": "\u2694\ufe0f ATTACKS CVE Notify: \ud83d\udea8 [CVE-2026-58055](https://github.com/bikini/exploitarium/tree/main/nghttp2-nghttpx-upgrade-queue-p...\nhttps://github.com/bikini/exploitarium/tree/main/nghttp2-nghttpx-upgrade-queue-poison-poc #InfoSec #CyberAttack #ThreatIntel", "creation_timestamp": "2026-06-29T20:02:56.223471Z"}, {"uuid": "dc5577e9-684c-4ef6-b899-4676e94976c1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-58055", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3mphhjmvvel2g", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c CVE-2026-58055 \u0432 nghttp2: \u0443\u0433\u0440\u043e\u0437\u0430 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 HTTP/1.1 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0437\u0430\u0449\u0438\u0442\u044b\n\n\n\nhttps://kripta.biz/posts/E0D82F69-2885-4CF2-B5F3-FD3DBBAC0CB7", "creation_timestamp": "2026-06-29T21:45:07.608426Z"}]}