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CVE-2023-48631Denial of Service of regular expression in package @adobe/css-tools
- 5.3MediumCVSS base score
- 1.1%Exploitation in 30 daysEPSS · top 34% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
@adobe/css-tools versions 4.3.1 and earlier are affected by an Improper Input Validation vulnerability that could result in a denial of service while attempting to parse CSS.
Timeline
ID reserved
By adobe
- 28 days later
· 28 days later
Published
- 8 months later
· 8 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| adobeCNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
- affected ≤ 4.3.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npm@adobe/css-toolsGHSA-prr3-c3m5-p7q2 (opens in a new tab)
References
References1
- https://github.com/adobe/css-tools/security/advisories/GHSA-prr3-c3m5-p7q2 (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-3011 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-prr3-c3m5-p7q2 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-48631)Record last updated .