CVE-2021-23382

Regular Expression Denial of Service (ReDoS)

Medium · published April 26, 2021

CVSS v3.1
5.3
EPSS
3%
Percentile
85.0
In the wild
Unconfirmed
What it is

The package postcss before 8.2.13 are vulnerable to Regular Expression Denial of Service (ReDoS) via getAnnotationURL() and loadAnnotation() in lib/previous-map.js. The vulnerable regexes are caused mainly by the sub-pattern \/\*\s* sourceMappingURL=(.*).

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.02557 · 85.0th percentile
Published
2021-04-26T15:30Z
EPSS history
Timeline
  • 26 APR 15:30Z
    Regular Expression Denial of Service (ReDoS)
    cvelistv5