External Control of File Name or Path Affecting nemo package, versions <2.7.3-r44


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.34% (25th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NEMO-21785393
  • published29 Oct 2026
  • disclosed27 Aug 2026

Introduced: 27 Aug 2026

CVE-2026-81726  (opens in a new tab)
CWE-73  (opens in a new tab)

How to fix?

Upgrade Chainguard nemo to version 2.7.3-r44 or higher.

NVD Description

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

NLTK through 3.10.3 contains a path traversal vulnerability in model-artifact APIs that bypass pathsec enforcement by using raw file operations on caller-controlled paths. Attackers can read or write files outside allowed sandbox roots through TransitionParser, AveragedPerceptron, PerceptronTagger, and maxent parameter APIs when pathsec is enabled.

CVSS Base Scores

version 3.1