Denial of Service in extension "Code Highlight" (codehighlight)
Priority LOW 38Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub.
Summary
The codehighlight extension bundles a vulnerable version of the 3rd party JavaScript component “prism” which is known to be vulnerable against Regular expression Denial of Service (ReDoS).
Why it matters now
Fix Fixed brotkrueml/codehighlight (Packagist): 2.5.0
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 |
|---|---|---|---|---|---|
| — | brotkrueml/codehighlight (Packagist) | before 2.5.0 | 2.5.0 | Patch available | GHSA-4cv2-xc5f-px8h |
- brotkrueml/codehighlight (Packagist) Vendor— Affected before 2.5.0 Fixed in 2.5.0 Patch available GHSA-4cv2-xc5f-px8h
Remediation
- Fix · GHSA-4cv2-xc5f-px8h brotkrueml/codehighlight (Packagist) Fixed in 2.5.0 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-4cv2-xc5f-px8h
References
Other 4
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences