Regular Expression Denial of Service in clean-css
Priority LOW 38CWE-1333Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
- —
- Attack complexity
- —
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-1333.
Summary
Version of `clean-css` prior to 4.1.11 are vulnerable to Regular Expression Denial of Service (ReDoS). Untrusted input may cause catastrophic backtracking while matching regular expressions. This can cause the application to be unresponsive leading to Denial of Service. ## Recommendation Upgrade to version 4.1.11 or higher.
Why it matters now
Fix Fixed clean-css (npm): 4.1.11
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | clean-css (npm) | before 4.1.11 | 4.1.11 | Patch available | GHSA-wxhq-pm8v-cw75 |
- clean-css (npm) Vendor— Affected before 4.1.11 Fixed in 4.1.11 Patch available GHSA-wxhq-pm8v-cw75
Remediation
- Fix · GHSA-wxhq-pm8v-cw75 clean-css (npm) Fixed in 4.1.11 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-wxhq-pm8v-cw75
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences