CVE-2026-119545
Medium 5.3
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.
Metrics
- CVSS 3.1
-
5.3 (MEDIUM)
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 4.0
-
6.9 (MEDIUM)
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% (percentile: 39) as of 1 November 2026
- CWE
- CWE-918
References
- https://abraxaslabs.tech/research/forgejo-openid-discovery-ssrf
- https://codeberg.org/forgejo/forgejo
- https://codeberg.org/forgejo/forgejo/src/tag/v17.0.1/modules/auth/openid/openid…
- https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2
- https://www.vulncheck.com/advisories/forgejo-through-15.0.11-16.0.7-and-17.0.1-…
- https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2