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CVE-2023-35931

15
FAUCET Score

CVE-2023-35931 is a medium-severity vulnerability affecting the Shescape JavaScript library, which could allow an attacker to gain read-only access to environment variables. This flaw, categorized as CWE-526, has a CVSS score of 4.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N), indicating a network-exploitable vulnerability with low attack complexity and limited confidentiality impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage. A patch is available in Shescape version 1.7.1.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.7.1CPE matchmatch criteria
cpe:2.3:a:shescape_project:shescape:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

3.1LOW

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.81%
Probability of exploitation in next 30 days
EPSS Percentile
53.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0081 is in the 65th percentile among its peer group of 21,957 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: shescapeFixed in: 1.7.1

Vendor Advisories (1)

npmGHSA-3g7p-8qhx-mc8rlow

Shescape potential environment variable exposure on Windows with CMD

Jun 22, 2023

References

github.com / ericcornelissen/shescape/commit/d0fce70f987ac0d8331f93cb45d47e79436173ac
Patch
github.com / ericcornelissen/shescape/pull/982
Patch
github.com / ericcornelissen/shescape/releases/tag/v1.7.1
Release Notes
github.com / ericcornelissen/shescape/security/advisories/GHSA-3g7p-8qhx-mc8r
ExploitVendor Advisory