Inefficient Regular Expression Complexity Affecting kserve-huggingfaceserver-cuda-13.3 package, versions <0.21.0-r4


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.21% (11th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-KSERVEHUGGINGFACESERVERCUDA133-20937961
  • published14 Oct 2026
  • disclosed28 Sept 2026

Introduced: 28 Sep 2026

NewCVE-2026-102270  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Chainguard kserve-huggingfaceserver-cuda-13.3 to version 0.21.0-r4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kserve-huggingfaceserver-cuda-13.3 package and not the kserve-huggingfaceserver-cuda-13.3 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

PyJWT is a Python implementation of JSON Web Token standards. Prior to 2.14.0, PyJWT is_pem_format is affected because lazy PEM regular expression backtracks extensively. This occurs when a certificate-like input contains repeated BEGIN markers without a matching END marker. As a result, is_pem_format performs unbounded backtracking while searching for a PEM end marker. Consequently, an attacker can cause intensive CPU consumption. This issue is fixed in version 2.14.0.

CVSS Base Scores

version 3.1