Uncontrolled Recursion Affecting saf package, versions <1.7.0-r4


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.78% (56th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-SAF-21693664
  • published24 Oct 2026
  • disclosed18 Sept 2026

Introduced: 18 Sep 2026

CVE-2026-93687  (opens in a new tab)
CWE-674  (opens in a new tab)

How to fix?

Upgrade Chainguard saf to version 1.7.0-r4 or higher.

NVD Description

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

braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.

CVSS Base Scores

version 3.1