postcss records
5 published records for vendor postcss.
Researcher profile
- Entered KEV
- 0 · 0%
- Weaponized
- 0 · 0%
- Pre-auth RCE
- 0
- With a fix record
- 100%
- Median publish → KEV
- No record has entered KEV
Recurring classes
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')2
- CWE-1333 Inefficient Regular Expression Complexity1
- CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')1
The weakness classes this vendor ships most often: where to look.
CWEAttack profile
All records
5 records| Action | CVE | Vulnerability | Severity | KEV | EPSS | Published |
|---|---|---|---|---|---|---|
36Monitor | CVE-2026-45623No exploit | PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS commentspostcss · postcss · CWE-22 | Critical9.1 | — | 0.6% | Jul 27, 2026 |
31Monitor | CVE-2021-23382No exploit | Regular Expression Denial of Service (ReDoS)postcss · postcss · CWE-1333 | High7.5 | — | 2.6% | Apr 26, 2021 |
25Monitor | CVE-2026-69153No exploit | PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unsetpostcss · postcss · CWE-22 | Medium6.3 | — | 0.5% | Aug 3, 2026 |
22Monitor | CVE-2021-23368No exploit | Regular Expression Denial of Service (ReDoS)postcss · postcss | Medium5.3 | — | 3.5% | Apr 12, 2021 |
21Monitor | CVE-2023-44270No exploit | An issue was discovered in PostCSS before 8.4.31.postcss · postcss · CWE-74 | Medium5.3 | — | 0.8% | Sep 29, 2023 |
- CVE-2026-4562336Monitor
PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments
CriticalCVSS 9.1No exploitEPSS 1%postcss · postcssJul 27, 2026
- CVE-2021-2338231Monitor
Regular Expression Denial of Service (ReDoS)
HighCVSS 7.5No exploitEPSS 3%postcss · postcssApr 26, 2021
- CVE-2026-6915325Monitor
PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset
MediumCVSS 6.3No exploitEPSS 0%postcss · postcssAug 3, 2026
- CVE-2021-2336822Monitor
Regular Expression Denial of Service (ReDoS)
MediumCVSS 5.3No exploitEPSS 4%postcss · postcssApr 12, 2021
- CVE-2023-4427021Monitor
An issue was discovered in PostCSS before 8.4.31.
MediumCVSS 5.3No exploitEPSS 1%postcss · postcssSep 29, 2023