{"schema_version":1,"title":"Yaf.net vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Yaf.net: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-43939, was published on 12 May 2026.","url":"https://junglewise.ai/threats/technologies/yaf-net-core","json_url":"https://junglewise.ai/threats/technologies/yaf-net-core.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/yaf-net-core","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":3,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":3},"latest":[{"cve":"CVE-2026-43939","cvss":7.3,"epss":0.0035,"slug":"cve-2026-43939-yafnet-stored-xss-in-forum-thread-posts-and-replies","title":"YAFNET YetAnotherForum.NET stored XSS in thread posts and replies","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.647+00:00","url":"https://junglewise.ai/threats/cve-2026-43939-yafnet-stored-xss-in-forum-thread-posts-and-replies"},{"cve":"CVE-2026-43938","cvss":8.1,"epss":0.0038,"slug":"cve-2026-43938-yafnet-unauthenticated-stored-xss-in-admin-event-log","title":"YAFNET YetAnotherForum.NET stored XSS in Admin Event Log","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.497+00:00","url":"https://junglewise.ai/threats/cve-2026-43938-yafnet-unauthenticated-stored-xss-in-admin-event-log"},{"cve":"CVE-2026-43937","cvss":8.8,"epss":0.0064,"slug":"cve-2026-43937-yafnet-auth-bypass-and-sql-injection-in-admin-runsql","title":"YetAnotherForum.NET authorization bypass and SQL injection in Admin pages","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.327+00:00","url":"https://junglewise.ai/threats/cve-2026-43937-yafnet-auth-bypass-and-sql-injection-in-admin-runsql"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Yaf.net","slug":"yaf-net-core","vendor":{"name":"YAF.NET","slug":"yaf-net","url":"https://junglewise.ai/threats/vendors/yaf-net"},"aliases":[],"category":"cms","homepage":"https://yetanotherforum.net/","repo_url":"https://github.com/YAFNET/YAFNET","description":"YAF.NET is an open-source ASP.NET forum application for Microsoft SQL Server.","url":"https://junglewise.ai/threats/technologies/yaf-net-core"},"most_severe":[{"cve":"CVE-2026-43937","cvss":8.8,"epss":0.0064,"slug":"cve-2026-43937-yafnet-auth-bypass-and-sql-injection-in-admin-runsql","title":"YetAnotherForum.NET authorization bypass and SQL injection in Admin pages","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.327+00:00","url":"https://junglewise.ai/threats/cve-2026-43937-yafnet-auth-bypass-and-sql-injection-in-admin-runsql"},{"cve":"CVE-2026-43938","cvss":8.1,"epss":0.0038,"slug":"cve-2026-43938-yafnet-unauthenticated-stored-xss-in-admin-event-log","title":"YAFNET YetAnotherForum.NET stored XSS in Admin Event Log","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.497+00:00","url":"https://junglewise.ai/threats/cve-2026-43938-yafnet-unauthenticated-stored-xss-in-admin-event-log"},{"cve":"CVE-2026-43939","cvss":7.3,"epss":0.0035,"slug":"cve-2026-43939-yafnet-stored-xss-in-forum-thread-posts-and-replies","title":"YAFNET YetAnotherForum.NET stored XSS in thread posts and replies","severity":"high","exploited":false,"published_at":"2026-05-12T15:16:15.647+00:00","url":"https://junglewise.ai/threats/cve-2026-43939-yafnet-stored-xss-in-forum-thread-posts-and-replies"}],"generated_at":"2026-09-26T18:07:00.158435+00:00"}