PT-2026-63446

Name of the Vulnerable Software and Affected Versions Cal.com OSS affected versions not specified Description An authorization flaw exists during the creation of webhooks. An authenticated user can perform an unvalidated injection of the teamId variable to create a webhook for any team. This allo...

Insertion of Sensitive Information Into Sent Data

Overview Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the ToHook process. An attacker can access sensitive authorization credentials by making authorized API requests as a repository administrator. Remediation Upgrade...

GHSA-3R5C-2XXX-H872 Gitea: Webhook Authorization Header Returned in Plaintext via API

Summary The ToHook function in services/webhook/general.go decrypts the webhook's HeaderAuthorizationEncrypted field and returns the plaintext authorization header in the API response. Any repository admin can read the full plaintext value of webhook authorization headers Bearer tokens, Basic aut...

Insertion of Sensitive Information Into Sent Data

Overview Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the ToHook process. An attacker can access sensitive authorization credentials by making authorized API requests as a repository administrator. Remediation Upgrade...

Insertion of Sensitive Information Into Sent Data

Overview Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the ToHook process. An attacker can access sensitive authorization credentials by making authorized API requests as a repository administrator. Remediation Upgrade...

Insertion of Sensitive Information Into Sent Data

Overview Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the ToHook process. An attacker can access sensitive authorization credentials by making authorized API requests as a repository administrator. Remediation Upgrade...

Gitea: Webhook Authorization Header Returned in Plaintext via API

Summary The ToHook function in services/webhook/general.go decrypts the webhook's HeaderAuthorizationEncrypted field and returns the plaintext authorization header in the API response. Any repository admin can read the full plaintext value of webhook authorization headers Bearer tokens, Basic aut...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the handling of outbound HTTP requests for webhooks, repository migration, and OpenID sign-in due to insufficient filtering of non-routable and internal IP address ranges. An attacker can access...

GHSA-2R5C-GW76-RH3W Gitea: Incomplete SSRF Protection in Webhook and Migration Allow-list Default Filter

Summary Gitea's default SSRF allow-list MatchBuiltinExternal, used by both webhook delivery and repository migrations relies on Go's standard library net.IP.IsPrivate, which only covers RFC 1918 and RFC 4193. As a result, several IP ranges commonly used for cloud metadata services, internal...

EUVD-2026-41618

Gitea: Incomplete SSRF Protection in Webhook and Migration Allow-list Default Filter...

Gitea: Incomplete SSRF Protection in Webhook and Migration Allow-list Default Filter

Summary Gitea's default SSRF allow-list MatchBuiltinExternal, used by both webhook delivery and repository migrations relies on Go's standard library net.IP.IsPrivate, which only covers RFC 1918 and RFC 4193. As a result, several IP ranges commonly used for cloud metadata services, internal...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

GHSA-66M4-5JJR-2RG5 Gitea: Webhooks created by a collaborator keep firing after their repo access is revoked → ongoing real-time exfiltration of private repo content

Affected product Gitea — services/repository/collaboration.go DeleteCollaboration + webhook delivery Summary When a collaborator with admin permission on a private repo creates a webhook, that webhook keeps firing after the collaborator's access is revoked. Gitea's revocation cleanup...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through the webhook delivery. An attacker can access sensitive repository content by maintaining control of a webhook endpoint after their collaborator access has been revoked. Remediation Upgrade...