Hugging Face Transformers vulnerable to ReDoS in SETTING_RE
transformers
A ReDoS vulnerability in Hugging Face Transformers allows attackers to cause a denial of service via exponential backtracking. The issue was patched following disclosure.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 5.3
- EPSS
- <0.01 · top 57% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 7 Jul 2025
- last update
- 7 Jul 2025
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2025-07-07CVE-2025-3262: Transformers vulnerable to ReDoS attack through its SETTING_RE variableGitHub Advisory Database · github.com/advisories/GHSA-489j-g2vx-39wf
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- dates
- happened 7 Jul 2025 · first reported 7 Jul 2025
- origin
- GitHub Advisory DatabaseVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-18 07:00Z · updated 2026-10-18 07:00Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
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the brief as text
# Hugging Face Transformers vulnerable to ReDoS in SETTING_RE https://gcdradar.vercel.app/incidents/hugging-face-transformers-vulnerable-to-redos-in-setting-re · AIR-2025-0307 · closed 2025-07-07 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2025-07-07 - AI role: Attack on AI - Products: transformers - CVE ids: CVE-2025-3262 - CVSS: 5.3 ## Summary A ReDoS vulnerability in Hugging Face Transformers allows attackers to cause a denial of service via exponential backtracking. The issue was patched following disclosure. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2025-07-07: CVE-2025-3262: Transformers vulnerable to ReDoS attack through its SETTING_RE variable (https://github.com/advisories/GHSA-489j-g2vx-39wf) ## Sources - 2025-07-07 GitHub Advisory Database: CVE-2025-3262: Transformers vulnerable to ReDoS attack through its SETTING_RE variable https://github.com/advisories/GHSA-489j-g2vx-39wf Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
Related
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AI - closed4.3Hugging Face libraries CVE-2025-1194: Transformers Regular Expression Denial of Service Vulnerability
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AI - closed5.3Hugging Face libraries CVE-2024-12720: Transformers ReDoS Vulnerability
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AI