{"id":"CVE-2026-119545","published":"2026-10-30T12:16:40.343","lastModified":"2026-10-30T17:17:19.977","description":"Forgejo through 15.0.11, 16.0.0 through 16.0.7, and 17.0.0 through 17.0.1 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make the server issue requests by submitting arbitrary OpenID identifier URLs. Attackers can POST crafted identifiers to /user/login/openid to trigger blind discovery GET requests to loopback, cloud metadata, and internal addresses for port scanning and probing.","cvssScore":5.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cwes":["CWE-918"],"vendors":[],"products":[],"references":[{"url":"https://abraxaslabs.tech/research/forgejo-openid-discovery-ssrf","tags":[]},{"url":"https://codeberg.org/forgejo/forgejo","tags":[]},{"url":"https://codeberg.org/forgejo/forgejo/src/tag/v17.0.1/modules/auth/openid/openid.go#L35-L36","tags":[]},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2","tags":[]},{"url":"https://www.vulncheck.com/advisories/forgejo-through-15.0.11-16.0.7-and-17.0.1-ssrf-via-openid-discovery","tags":[]},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2","tags":[]}],"exploitRefs":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2","tags":[]},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2","tags":[]}],"hasPoc":true,"ai":null}