How severe is CVE-2022-25918?

CVE-2022-25918 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-25918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25918?

CVE-2022-25918 primarily affects Shescape Project Shescape. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-25918?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-25918 published?

CVE-2022-25918 was published on 2022-10-27 and last updated on 2026-06-17.

CVE-2022-25918

CVE-2022-25918 is a medium-severity vulnerability in Shescape Project Shescape with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1333.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1333
Affected product: Shescape Project Shescape
Published: 2022-10-27
Last modified: 2026-06-17

Description

The package shescape from 1.5.10 and before 1.6.1 are vulnerable to Regular Expression Denial of Service (ReDoS) via the escape function in index.js, due to the usage of insecure regex in the escapeArgBash function.

Frequently asked questions

What is CVE-2022-25918?: The package shescape from 1.5.10 and before 1.6.1 are vulnerable to Regular Expression Denial of Service (ReDoS) via the escape function in index.js, due to the usage of insecure regex in the escapeArgBash function.
How severe is CVE-2022-25918?: CVE-2022-25918 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-25918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25918?: CVE-2022-25918 primarily affects Shescape Project Shescape. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-25918?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-25918 published?: CVE-2022-25918 was published on 2022-10-27 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:shescape_project:shescape:1.5.10:*:*:*:*:node.js:*:*
cpe:2.3:a:shescape_project:shescape:1.6.0:*:*:*:*:node.js:*:*

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CVE-2022-24725 — Medium (CVSS 6.2): Shescape is a shell escape package for JavaScript. An issue in versions 1.4.0 to 1.5.1 allows for exposure of the home…

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