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MEDIUM

CVE-2023-35931

CVSS v3

4.3

MEDIUM

EPSS Score

0.8 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • shescapenpmall versions · fixed in 1.7.1

Full record on NVD

Description

Shescape is a simple shell escape library for JavaScript. An attacker may be able to get read-only access to environment variables. This bug has been patched in version 1.7.1.

Technical details

Published
2023-06-23

Frequently asked questions

What is CVE-2023-35931?

Shescape is a simple shell escape library for JavaScript. An attacker may be able to get read-only access to environment variables. This bug has been patched in version 1.7.1.

Is CVE-2023-35931 actively exploited?

Active exploitation of CVE-2023-35931 has not been confirmed. Its EPSS score was 0.8% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-35931?

CVE-2023-35931 has a CVSS v3 base score of 4.3 (MEDIUM severity).

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