CVE-2026-55825 Contao: Possible path traversal in job download URIs

Contao is an Open Source CMS. In versions 5.7.0 through 5.7.6, an authenticated backend user who can access one job can request an attachment identifier containing ../ segments and make the job attachment download endpoint read a file from another job directory inside var/job-attachments. The...

CVE-2026-55825

CVE-2026-55825 (Contao) : Affected are Contao core-bundle versions 5.7.0–5.7.6. An authenticated backend user who can access one job can craft an attachment identifier containing ../ segments to have the job attachment download endpoint read a file from another job directory inside var/job-attach...

CVE-2026-55824 Contao crawler leaks auth credentials to external hosts

Contao is an Open Source CMS. In versions 4.13.40 through 5.3.46 and 5.7.0-RC1 through 5.7.6, the crawler leaks auth credentials to external hosts. Contao's crawler tries to prevent confidential HTTP client options from being sent to external domains by creating a scoped client: full options for...

CVE-2026-55824 Contao crawler leaks auth credentials to external hosts

Contao is an Open Source CMS. In versions 4.13.40 through 5.3.46 and 5.7.0-RC1 through 5.7.6, the crawler leaks auth credentials to external hosts. Contao's crawler tries to prevent confidential HTTP client options from being sent to external domains by creating a scoped client: full options for...

CVE-2026-55824 Contao crawler leaks auth credentials to external hosts

Contao is an Open Source CMS. In versions 4.13.40 through 5.3.46 and 5.7.0-RC1 through 5.7.6, the crawler leaks auth credentials to external hosts. Contao's crawler tries to prevent confidential HTTP client options from being sent to external domains by creating a scoped client: full options for...

CVE-2026-55824

Contao CVE-2026-55824 affects the crawler in versions 4.13.40–5.3.46 and 5.7.0-RC1–5.7.6. The issue arises because the crawler’s cleanup logic preserves root-origin options but strips out non-Symfony option names basic_auth and bearer_auth instead of Symfony’s auth_basic and auth_bearer, leaving ...

CVE-2026-55824

Contao is an Open Source CMS. In versions 4.13.40 through 5.3.46 and 5.7.0-RC1 through 5.7.6, the crawler leaks auth credentials to external hosts. Contao's crawler tries to prevent confidential HTTP client options from being sent to external domains by creating a scoped client: full options for...

CVE-2026-57232 Contao: Server-Side Request Forgery (SSRF) via Unvalidated RSS Feed URL in Feed Reader Module

Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse to feedIo-read without scheme or private-address validation, allowing a backend user with module-edit...

CVE-2026-57232

Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse to feedIo-read without scheme or private-address validation, allowing a backend user with module-edit...

CVE-2026-57232

CVE-2026-57232 affects Contao core-bundle's Feed Reader module. From versions 5.3.35–5.3.47 and 5.7.0-RC1–5.7.8, FeedReaderController::getResponse() passes feed URLs directly to the HTTP client via feedIo->read() without validating schemes or private addresses, enabling a backend user with mod...

CVE-2026-57232 Contao: Server-Side Request Forgery (SSRF) via Unvalidated RSS Feed URL in Feed Reader Module

Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse to feedIo-read without scheme or private-address validation, allowing a backend user with module-edit...

CVE-2026-57232 Contao: Server-Side Request Forgery (SSRF) via Unvalidated RSS Feed URL in Feed Reader Module

Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse to feedIo-read without scheme or private-address validation, allowing a backend user with module-edit...

PT-2026-66847

Name of the Vulnerable Software and Affected Versions Contao versions 5.7.0 through 5.7.6 Description An authenticated backend user with access to a specific job can perform a cross-job authorization bypass. By requesting an attachment identifier containing ../ segments, the user can force the jo...

CVE-2026-55825: Improper Limitation of a Pathname to a Restricted Directory

Contao is an Open Source CMS. In versions 5.7.0 through 5.7.6, an authenticated backend user who can access one job can request an attachment identifier containing ../ segments and make the job attachment download endpoint read a file from another job directory inside var/job-attachments. The...

CVE-2026-57232: Server-Side Request Forgery (SSRF)

Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse to feedIo-read without scheme or private-address validation, allowing a backend user with module-edit...

PT-2026-66843

Name of the Vulnerable Software and Affected Versions Contao versions 4.13.40 through 5.3.46 Contao versions 5.7.0-RC1 through 5.7.6 Description The crawler in this Open Source CMS leaks authentication credentials to external hosts. The system attempts to protect confidential HTTP client options ...

PT-2026-66837

Name of the Vulnerable Software and Affected Versions Contao versions 5.3.35 through 5.3.47 Contao versions 5.7.0-RC1 through 5.7.8 Description The Feed Reader front-end module fails to validate the scheme or private addresses of configured RSS feed URLs. This occurs because the getResponse...

CVE-2026-55824: Exposure of Sensitive Information to an Unauthorized Actor

Contao is an Open Source CMS. In versions 4.13.40 through 5.3.46 and 5.7.0-RC1 through 5.7.6, the crawler leaks auth credentials to external hosts. Contao's crawler tries to prevent confidential HTTP client options from being sent to external domains by creating a scoped client: full options for...

Server-side Request Forgery (SSRF)

Overview contao/core-bundle is an Open Source PHP Content Management System for people who want a professional website that is easy to maintain. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the Feed Reader front-end module, which passes RSS feed URLs fr...

Information Exposure

Overview contao/core-bundle is an Open Source PHP Content Management System for people who want a professional website that is easy to maintain. Affected versions of this package are vulnerable to Information Exposure via the crawler that tries to prevent confidential HTTP client options from bei...