Inefficient Regular Expression Complexity Affecting prism package, versions <5.16.0-r18


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.32% (25th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-PRISM-21693636
  • published24 Oct 2026
  • disclosed18 Oct 2026

Introduced: 18 Oct 2026

NewCVE-2026-111997  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Chainguard prism to version 5.16.0-r18 or higher.

NVD Description

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

ip-address before 10.7.4 allows a denial of service (CPU consumption from quadratic complexity, and application stall) via many % characters in input reaching a function call that uses the Address6 constructor.

CVSS Base Scores

version 3.1