High (7.5) in scss-tokenizer project scss-tokenizer. EPSS 2.1% chance of exploitation in the next 30 days. Fixed in scss-tokenizer 0.4.3.
All versions of package scss-tokenizer are vulnerable to Regular Expression Denial of Service (ReDoS) via the loadAnnotation() function, due to the usage of insecure regex.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
2.1% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)