High severityNVD Advisory· Published Sep 30, 2026
CVE-2026-55094
CVE-2026-55094
Description
Taskcluster is the task execution framework that supports Mozilla's continuous integration and release processes. Prior to version 100.3.0, Taskcluster is vulnerable to unauthenticated RCE on Taskcluster deployments with an anonymous role that exposes the GraphQL endpoint and parses filter arguments using the sift library. This issue has been patched in version 100.3.0.
Affected products
2- Range: <100.3.0
- Range: <100.3.0
Patches
Vulnerability mechanics
References
6- bugzilla.mozilla.org/show_bug.cginvd
- github.com/taskcluster/taskcluster/commit/a1b0154b8235937657c2ded127f193b564e2334bnvd
- github.com/taskcluster/taskcluster/issues/8716nvd
- github.com/taskcluster/taskcluster/pull/8718nvd
- github.com/taskcluster/taskcluster/releases/tag/v100.3.0nvd
- github.com/taskcluster/taskcluster/security/advisories/GHSA-ccv5-c45x-2q38nvd
News mentions
0No linked articles in our index yet.