CVE-2026-5921

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an attacker to extract sensitive environment variables from the instance through a timing side-channel attack against the notebook rendering service. When private mode was disabled, the notebo...

CVE-2026-5921 Server-Side Request Forgery in GitHub Enterprise Server allowed extraction of sensitive environment variables via timing side-channel attack

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an attacker to extract sensitive environment variables from the instance through a timing side-channel attack against the notebook rendering service. When private mode was disabled, the notebo...

CVE-2026-5921

CVE-2026-5921 describes a server-side request forgery (SSRF) in GitHub Enterprise Server. The notebook rendering service can be reached via an open redirect chain when private mode is disabled, allowing an unauthenticated SSRF to internal services. A timing side-channel across a regex-filtered in...

CVE-2026-5921 Server-Side Request Forgery in GitHub Enterprise Server allowed extraction of sensitive environment variables via timing side-channel attack

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an attacker to extract sensitive environment variables from the instance through a timing side-channel attack against the notebook rendering service. When private mode was disabled, the notebo...

CVE-2026-5921

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an attacker to extract sensitive environment variables from the instance through a timing side-channel attack against the notebook rendering service. When private mode was disabled, the notebo...

Tekton Pipelines: Git resolver API mode leaks system-configured API token to user-controlled serverURL

Summary The Tekton Pipelines git resolver in API mode sends the system-configured Git API token to a user-controlled serverURL when the user omits the token parameter. A tenant with TaskRun or PipelineRun create permission can exfiltrate the shared API token GitHub PAT, GitLab token, etc. by...

GHSA-WJXP-XRPV-XPFF Tekton Pipelines: Git resolver API mode leaks system-configured API token to user-controlled serverURL

Summary The Tekton Pipelines git resolver in API mode sends the system-configured Git API token to a user-controlled serverURL when the user omits the token parameter. A tenant with TaskRun or PipelineRun create permission can exfiltrate the shared API token GitHub PAT, GitLab token, etc. by...

CVE-2026-26274

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup ...

CVE-2026-25542

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 0.43.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern...

EUVD-2026-24155

October CMS has Safe Mode Bypass via Twig Database Write Operations...

GHSA-H6JM-F4HH-FW27 October CMS has Safe Mode Bypass via Twig Database Write Operations

A vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup to execute insert, update, and delete operations on any database table through the query...

October CMS has Safe Mode Bypass via Twig Database Write Operations

A vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup to execute insert, update, and delete operations on any database table through the query...

EUVD-2026-24153

October CMS has Safe Mode Bypass via CSS Preprocessor Compilers...

GHSA-3888-Q23F-X7QH October CMS has Safe Mode Bypass via CSS Preprocessor Compilers

A server-side information disclosure vulnerability was identified in the handling of CSS preprocessor files. Backend users with Editor permissions could craft .less, .sass, or .scss files that leverage the compiler's import functionality to read arbitrary files from the server. This worked even...

October CMS has Safe Mode Bypass via CSS Preprocessor Compilers

A server-side information disclosure vulnerability was identified in the handling of CSS preprocessor files. Backend users with Editor permissions could craft .less, .sass, or .scss files that leverage the compiler's import functionality to read arbitrary files from the server. This worked even...

CVE-2026-40161 Tekton Pipelines: Git resolver API mode leaks system-configured API token to user-controlled serverURL

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, the Tekton Pipelines git resolver in API mode sends the system-configured Git API token to a user-controlled serverURL...

CVE-2026-26274 October: Safe Mode Bypass via Twig Database Write Operations

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup ...

CVE-2026-26274 October: Safe Mode Bypass via Twig Database Write Operations

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup ...

CVE-2026-26274

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup ...

CVE-2026-26274

The CVE concerns October CMS. A flaw in the Twig sandbox policy allowed backend users with Developer permissions to perform database write operations (insert, update, delete) through the query builder when cms.safe_mode was enabled, bypassing safeguards. This affected versions prior to 3.7.14 and...