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01 Record

CVE-2025-3264

Regular Expression Denial of Service (ReDoS) in huggingface/transformers

MediumPUBLISHEDCNA: @huntr_ai
CNA base score5.3 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

02 Description

Regular Expression Denial of Service (ReDoS) in huggingface/transformers

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.49% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 42.2% of scored records. A rank, not a probability.
NVD base score
5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2025-07-07 09:55Z1 YR AGO
Last updated
2025-07-07 14:40Z1 YR AGO
Reserved
2025-04-04
Assigning CNA
@huntr_ai
Record state
PUBLISHED
Severity
Medium (CVSS 5.3)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
  • CWE-1333Inefficient Regular Expression ComplexityBase
Data version
5.1
Document digest
d2ce02ab9a738dd514d712ee9c4445d18a84dd0a5e760af96ecddb07c71ef657

05 Affected products

VendorProductVersionsPlatforms
huggingfacehuggingface/transformers< 4.51.0—

06 References