{"id":"CVE-2025-46171","aliases":["EUVD-2025-22462","GHSA-q9rx-45gj-g3f5"],"status":"published","title":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist...","description":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00306,"percentile":0.23645,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-400"],"published":"2025-07-23T00:00:00Z","modified":"2026-07-05T01:21:47Z","exploits":[{"source":"pocgithub","id":"oiyl/CVE-2025-46171","title":"oiyl/CVE-2025-46171","date":"2025-06-17","url":"https://github.com/oiyl/CVE-2025-46171"}],"products":[{"vendor":"vbulletin","product":"vbulletin"}],"references":[{"url":"https://github.com/oiyl/CVE-2025-46171","tags":["Exploit","Mitigation","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-46171"},{"url":"http://vbulletin.com"},{"url":"https://github.com/advisories/GHSA-q9rx-45gj-g3f5"}],"sources":{"cve":[{"id":"CVE-2025-46171","description":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.","status":"published","published":"2025-07-23T00:00:00Z","modified":"2026-07-05T01:04:36.795Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:32:36.385228Z"}],"euvd":[{"id":"EUVD-2025-22462","description":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.","status":"published","published":"2025-07-23T00:00:00Z","modified":"2026-07-05T01:04:36Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:15.656487Z"}],"ghsa":[{"id":"GHSA-q9rx-45gj-g3f5","title":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist...","description":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.","status":"published","published":"2025-07-23T18:30:36Z","modified":"2025-07-23T18:30:42Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:03:06.223067Z"}],"nvd":[{"id":"CVE-2025-46171","description":"vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.","status":"published","published":"2025-07-23T16:15:26.423Z","modified":"2026-07-05T01:21:47.73Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:11:19.382856Z"}]}}