Lucene search
+L

CVE-2026-45623

🗓️ 27 Jul 2026 17:23:13Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 210 Views

PostCSS prior to 8.5.12 reads files via sourceMappingURL in CSS comments, leaking data and enabling DoS; fixed in 8.5.12.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-45623
27 Jul 202617:23
attackerkb
cgr
Chainguard
CVE-2026-45623 vulnerabilities
28 Jul 202608:22
cgr
circl
Circl
CVE-2026-45623
23 Jul 202616:35
circl
cve
CVE
CVE-2026-69153
3 Aug 202616:56
cve
cvelist
Cvelist
CVE-2026-45623 PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments
27 Jul 202617:23
cvelist
debiancve
Debian CVE
CVE-2026-45623
27 Jul 202617:23
debiancve
euvd
EUVD
EUVD-2026-49376
27 Jul 202617:23
euvd
github
Github Security Blog
PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments
23 Jul 202615:06
github
nvd
NVD
CVE-2026-45623
27 Jul 202618:16
nvd
osv
OSV
CGA-26J2-Q573-6PV4
27 Jul 202622:49
osv
Rows per page
NVD
Vulners
Node
postcsspostcssRange<8.5.12node.js
[
  {
    "vendor": "postcss",
    "product": "postcss",
    "versions": [
      {
        "version": "< 8.5.12",
        "status": "affected"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

07 Aug 2026 00:13Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5 - 9.1
EPSS0.00608
SSVC
210