CVE-2026-55094
Severity not reportedData quality: partial.
Some fields were not provided by the source.
Taskcluster is the task execution framework that supports Mozilla's continuous integration and release processes.
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.
CVSS
—
Not reported by the source
Timeline (UTC)
Published: 2026-09-30 18:18
Modified: 2026-09-30 20:17
NVD status: Deferred
Last synced 3 days ago
Verified against the source API 2026-10-27 06:56 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2045091 security-advisories@github.com
- https://github.com/taskcluster/taskcluster/commit/a1b0154b8235937657c2ded127f193b564e2334b security-advisories@github.com
- https://github.com/taskcluster/taskcluster/issues/8716 security-advisories@github.com
- https://github.com/taskcluster/taskcluster/pull/8718 security-advisories@github.com
- https://github.com/taskcluster/taskcluster/releases/tag/v100.3.0 security-advisories@github.com
- https://github.com/taskcluster/taskcluster/security/advisories/GHSA-ccv5-c45x-2q38 security-advisories@github.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:56 UTC · record ↗