p
postcss
Security Risk Profile
35
/100
lowSecurity Risk Score
Comprehensive risk assessment based on 9 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from April 12, 2021 to present
9
Total CVEs
3
Critical+High
0
Exploited
1
Unpatched
Threat Assessment
Avg CVSS
5.9
Base severity
Avg EPSS
0%
Exploit probability
Unpatched
1
Critical/High
Risk Level
35/100
low
Severity Distribution
Critical
1High
2Medium
6Low
0Exploit Likelihood
>50% chance
020-50%
05-20%
0<5%
0Age Distribution
Common Weaknesses (CWE)
1
Path Traversal
3
2
Infoleak
2
Most Affected Products
1. PostCSS Postcss Node.js7
2. PostCSS PostCSS5
3. npm/postcss5
4. IBM Data Virtualization on Cloud Pak for Data3
5. IBM Watson Query on Cloud Pak for Data3
Recent Vulnerabilities
See more →CVE-2026-73646
CVSS 7.5high
PostCSS: Path Traversal in Previous Source Map Auto-Loading (sourceMappingURL) leads to Arbitrary .map File Disclosure
Aug 17, 2026🔧 No Patch
REDHAT-BUG-2510719
CVSS 4.0medium
Aug 3, 2026🔧 No Patch
CVE-2026-69153
CVSS 6.3medium
PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset
Aug 3, 2026
REDHAT-BUG-2507595
CVSS 4.0medium
Jul 27, 2026🔧 No Patch
CVE-2026-45623
CVSS 9.1critical
PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments
Jul 23, 2026
REDHAT-BUG-2326998
CVSS 4.0medium
Nov 18, 2024🔧 No Patch
CVE-2023-44270
CVSS 5.3medium
Sep 29, 2023
CVE-2021-23382
CVSS 7.5high
Regular Expression Denial of Service (ReDoS)
Apr 26, 2021
CVE-2021-23368
CVSS 5.3medium
Regular Expression Denial of Service (ReDoS)
Apr 12, 2021
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