RHSA-2026:50070HighCVSS 7.5
Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
🔗 CVE IDs covered (1)
📋 Description
CVE-2026-69153 — postcss: PostCSS: Information disclosure via crafted sourceMappingURL
🎯 Affected products4
- Red Hat Hardened Images
- prometheus3-5-main@aarch64 as a component of Red Hat Hardened Images
- prometheus3-5-main@src as a component of Red Hat Hardened Images
- prometheus3-5-main@x86_64 as a component of Red Hat Hardened Images
✅ Remediation
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: Pass map: false when invoking PostCSS to disable source map auto-loading. This prevents the path traversal from being triggered, though it removes source map support entirely.
🔗 References (5)
- selfhttps://access.redhat.com/errata/RHSA-2026:50070
- externalhttps://access.redhat.com/security/cve/CVE-2026-69153
- externalhttps://access.redhat.com/security/updates/classification/
- externalhttps://images.redhat.com/
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_50070.json