{"vulnerability": "CVE-2026-45537", "sightings": [{"uuid": "df044390-4296-46fe-b3f0-3257f832432b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-45537", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3msc5bssods2l", "content": "CVE-2026-45537 - opensips\nVersions of OpenSIPS prior to 3.6.6 and 4.0.0-rc1 are at risk of a server crash or altered behavior due to a security flaw. This flaw can be exploited by an attacker who sends a specially\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#opensips #CVE #infosec", "creation_timestamp": "2026-08-04T23:14:04.428733Z"}, {"uuid": "12ddbe5c-1677-43f6-be8e-6007cbcf797f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-45537", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3msc7uzkyb62l", "content": "\ud83d\udd34 CVE-2026-45537 - Critical (9.1)\n\nOpenSIPS is a Session Initiation Protocol (SIP) server implementation. In versions prior to 3.6.6...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-45537/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-08-05T00:00:37.306573Z"}, {"uuid": "23408959-d3e3-4bdd-9771-fdf889679bb5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-45537", "type": "seen", "source": "https://bsky.app/profile/postac001.bsky.social/post/3mscl6cn7ys2p", "content": "OpenSIPS 3.6.6/4.0.0-rc1\u672a\u6e80\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3001construct_uri()\u95a2\u6570\u306e\u30d0\u30c3\u30d5\u30a1\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u306b\u3088\u308a\u3001\u653b\u6483\u8005\u304cURI\u3092\u64cd\u4f5c\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u52d5\u4f5c\u3092\u5909\u66f4\u3059\u308b\u53ef\u80fd\u2026\nCVE-2026-45537 CVSS 9.1 | CRITICAL", "creation_timestamp": "2026-08-05T03:22:39.309926Z"}]}