PT-2026-63282

Name of the Vulnerable Software and Affected Versions Gitea version 1.26.2 Description A bypass exists for the public-only Personal Access Token PAT scope when the owner's visibility is set to Limited instance-internal. While other scope categories correctly reject Limited owners, the Repository...

Gitea: Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)

GetActionsUserRepoPermission models/perm/access/repopermission.go decides whether an Actions task token may access a target repo. Its cross-repo branches each enforce a fork-PR discriminator — except the collaborative-owner branch, which is missing the !task.IsForkPullRequest guard that its sibli...

PT-2026-61704

Name of the Vulnerable Software and Affected Versions Gitea versions prior to 1.27.0 Description An issue allows tokens with public-only permissions to perform write operations on private repositories. Recommendations Update to version 1.27.0...

Gitea has insufficient permission checks for Composer package source links

CVE Description Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information. Summary A critical vulnerability has been discovered in Gitea. It was already reported via...

EUVD-2026-41635

Gitea has insufficient permission checks for Composer package source links...

GHSA-8QW8-RQ86-9PC2 Gitea has insufficient permission checks for Composer package source links

CVE Description Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information. Summary A critical vulnerability has been discovered in Gitea. It was already reported via...

Exploit for CVE-2026-20896

CVE-2026-20896 Gitea Docker Auth Bypass Checker Authorized re...

The vulnerability of the Docker image configuration of the Git repository management system Gitea allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the Docker image configuration of the Git repository management system Gitea is related to deficiencies in access control. Exploiting this vulnerability could allow a malicious actor to compromise the confidentiality, integrity, and accessibility of the protected information...

Threat Actors Probe Gitea Docker Flaw CVE-2026-20896 13 Days After Disclosure

Threat actors have been observed attempting to exploit a recently patched critical security flaw in Gitea Docker images, according to Sysdig. The vulnerability in question is CVE-2026-20896 CVSS score: 9.8, a vulnerability that stems from the DevOps platform trusting the "X-WEBAUTH-USER" header...

VulnCheck KEV: CVE-2026-20896

Gitea Docker image versions up to and including 1.26.2 use REVERSEPROXYTRUSTEDPROXIES= by default, allowing any source IP to impersonate a user when reverse-proxy authentication headers such as X-WEBAUTH-USER are enabled...

Exploit for CVE-2026-20896

CVE-2026-20896 Gitea's official Docker image up to and inclu...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the tracked-time list endpoint. An attacker can access time tracking information without proper authorization by sending crafted requests to this endpoint. Remediation Upgrade...

Improper Input Validation

Overview Affected versions of this package are vulnerable to Improper Input Validation via insufficient validation of repository creation fields, including length-limited template fields and trust model or object format values. An attacker can submit malformed or unexpected data by providing...

Improper Input Validation

Overview Affected versions of this package are vulnerable to Improper Input Validation via insufficient validation of repository creation fields, including length-limited template fields and trust model or object format values. An attacker can submit malformed or unexpected data by providing...