CVE-2026-119545

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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
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.go#L35-L36
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-ssrf-via-openid-discovery
https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2

Configurations

No configuration.

History

30 Oct 2026, 17:17

Type	Values Removed	Values Added
References	~~() https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2 -~~	() https://github.com/go-gitea/gitea/security/advisories/GHSA-2fcr-jfvc-vgg2 -

30 Oct 2026, 12:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-30 12:16

Updated : 2026-10-30 17:17

NVD link : CVE-2026-119545

Mitre link : CVE-2026-119545

CVE.ORG link : CVE-2026-119545

JSON object : View

Products Affected

No product.

CWE

CWE-918

Server-Side Request Forgery (SSRF)

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