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CVE-2022-25918

24
FAUCET Score

CVE-2022-25918 is a Regular Expression Denial of Service (ReDoS) vulnerability affecting versions of the 'shescape' package from 1.5.10 up to, but not including, 1.6.1. This flaw stems from an insecure regex used within the 'escapeArgBash' function in 'index.js'. With a CVSS score of 7.5 (HIGH), this vulnerability can be exploited remotely with low attack complexity, potentially leading to a denial of service. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.5.10CPE matchmatch criteria
cpe:2.3:a:shescape_project:shescape:1.5.10:*:*:*:*:node.js:*:*
1.6.0CPE matchmatch criteria
cpe:2.3:a:shescape_project:shescape:1.6.0:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.25%
Probability of exploitation in next 30 days
EPSS Percentile
66.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0125 is in the 45th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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: 1.6.1

Vendor Advisories (1)

npmGHSA-cr84-xvw4-qx3chigh

Inefficient Regular Expression Complexity in shescape

Oct 25, 2022

References

github.com / ericcornelissen/shescape/blob/main/src/unix.js%23L52
Broken Link
github.com / ericcornelissen/shescape/commit/552e8eab56861720b1d4e5474fb65741643358f9
PatchThird Party Advisory
github.com / ericcornelissen/shescape/releases/tag/v1.6.1
Release NotesThird Party Advisory
security.snyk.io / vuln/SNYK-JS-SHESCAPE-3061108
ExploitPatchThird Party Advisory