Hugging Face Transformers vulnerabilities: known CVEs & security history
Hugging Face · AI / ML · 13 tracked CVEs · 0 actively exploited · updated November 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Hugging Face Transformers release lines — 13 in total. A CVE here doesn't mean your version is affected — check Hugging Face Transformers's current status and the safe version to run.
Known Hugging Face Transformers CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-5241 | critical | 9.6 | 1% | 2026 |
| CVE-2026-4372 | high | 7.8 | 0% | 2026 |
| CVE-2026-1839 | high | 7.8 | 0% | 2026 |
| CVE-2025-14930 | high | 7.8 | 0% | 2025 |
| CVE-2025-14929 | high | 7.8 | 0% | 2025 |
| CVE-2025-14928 | high | 7.8 | 0% | 2025 |
| CVE-2025-14927 | high | 7.8 | 0% | 2025 |
| CVE-2025-14926 | high | 7.8 | 0% | 2025 |
| CVE-2025-14924 | high | 7.8 | 0% | 2025 |
| CVE-2025-14921 | high | 7.8 | 0% | 2025 |
| CVE-2025-14920 | high | 7.8 | 0% | 2025 |
| CVE-2025-6921 | high | 7.5 | 1% | 2025 |
| CVE-2025-6051 | medium | 5.3 | 0% | 2025 |
Is my Hugging Face Transformers version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Hugging Face Transformers version → · Monitor Hugging Face Transformers for new CVEs →
Hugging Face Transformers vulnerabilities — frequently asked
How many known vulnerabilities does Hugging Face Transformers have?
IsItPatched tracks 13 CVEs for Hugging Face Transformers. 1 is critical-severity and 11 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Hugging Face Transformers have any actively-exploited vulnerabilities?
None of Hugging Face Transformers's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe Hugging Face Transformers vulnerability?
Among tracked issues, CVE-2026-5241 (CRITICAL, CVSS 9.6) ranks highest — a CWE-829 weakness.
Is Hugging Face Transformers safe to use?
It depends on the version. The latest supported Hugging Face Transformers release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Hugging Face Transformers security status · Hugging Face Transformers end-of-life · actively-exploited CVEs. Always verify against Hugging Face's advisories — see our disclaimer.