Authorization Bypass Through User-Controlled Key

Overview weblate is an A web-based continuous localization system with tight version control integration Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the API for pending tasks due to missing verification of user access. An attacker can...

EUVD-2026-22997

Weblate: Improper access control for pending tasks in API...

Weblate: Improper access control for pending tasks in API

Impact The API for tasks didn't verify user access for pending tasks. This could expose logs of in-progress operations to users who don't have access to given scope. Patches https://github.com/WeblateOrg/weblate/pull/18515 Workarounds The attacker needs to guess the random UUID of the task, so...

CVE-2026-40256

Weblate is a web based localization tool. In versions prior to 5.17, repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This is not path-segment aware and can be bypassed whe...

CVE-2026-33220

Weblate is a web based localization tool. In versions prior to 5.17, the translation memory API exposed unintended endpoints, which in turn didn't perform proper access control. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable this featur...

PYSEC-2026-2315

Weblate is a web based localization tool. In versions prior to 5.17, repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This is not path-segment aware and can be bypassed whe...

CVE-2026-40256

Weblate is a web based localization tool. In versions prior to 5.17, repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This is not path-segment aware and can be bypassed whe...

PYSEC-2026-155

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

CVE-2026-34393

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

CVE-2026-39845

Weblate is a web based localization tool. In versions prior to 5.17, the webhook add-on did not utilize existing SSRF protections. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable the webhook add-on as a workaround...

PYSEC-2026-155

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

PYSEC-2026-156

Weblate is a web based localization tool. In versions prior to 5.17, the webhook add-on did not utilize existing SSRF protections. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable the webhook add-on as a workaround...

PYSEC-2026-156

Weblate is a web based localization tool. In versions prior to 5.17, the webhook add-on did not utilize existing SSRF protections. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable the webhook add-on as a workaround...

CVE-2026-33220

Weblate is a web based localization tool. In versions prior to 5.17, the translation memory API exposed unintended endpoints, which in turn didn't perform proper access control. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable this featur...

CVE-2026-33440

Weblate is a web based localization tool. In versions prior to 5.17, the ALLOWEDASSETDOMAINS setting applied only to the first issued requests and didn't restrict possible redirects. This issue has been fixed in version 5.17...

PYSEC-2026-2313

Weblate is a web based localization tool. In versions prior to 5.17, the ZIP download feature didn't verify downloaded files, potentially following symlinks outside the repository. This issue has been fixed in version 5.17...

PYSEC-2026-154

Weblate is a web based localization tool. In versions prior to 5.17, the project backup didn't filter Git and Mercurial configuration files which could lead to remote code execution under certain circumstances. This issue has been fixed in version 5.17. If developers are unable to update...

PYSEC-2026-2314

Weblate is a web based localization tool. In versions prior to 5.17, a user with the project.edit permission granted by the per-project "Administration" role can configure machine translation service URLs pointing to arbitrary internal network addresses. During configuration validation, Weblate...

PYSEC-2026-153

Weblate is a web based localization tool. In versions prior to 5.17, the translation memory API exposed unintended endpoints, which in turn didn't perform proper access control. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable this featur...

PYSEC-2026-2312

Weblate is a web based localization tool. In versions prior to 5.17, the ALLOWEDASSETDOMAINS setting applied only to the first issued requests and didn't restrict possible redirects. This issue has been fixed in version 5.17...