Critical [CVE-2026-25755] PDF object injection via unsanitized input in addJS method
This critical-severity Red Hat Linux advisory covers CVE-2026-25755 affecting Red Hat Advanced Cluster Security for Kubernetes 4.8, Red Hat Advanced Cluster Security for Kubernetes 4.9, Red Hat Advanced Cluster Security 4.8.
Android app · Google Play
Monitor future Red Hat Linux CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Summary
PDF object injection via unsanitized input in addJS method. Red Hat rates this important (CVSS 9.6).
Weakness: CWE-94. Affected package(s): advanced-cluster-security/rhacs-main-rhel8:1775594119, advanced-cluster-security/rhacs-main-rhel8:1775594284.
Resolved in Red Hat advisory RHSA-2026:7110 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Advanced Cluster Security for Kubernetes 4.8; Red Hat Advanced Cluster Security for Kubernetes 4.9; Red Hat Advanced Cluster Security 4.8; Red Hat Advanced Cluster Security 4.9.
- advanced-cluster-security/rhacs-main-rhel8:1775594119
- advanced-cluster-security/rhacs-main-rhel8:1775594284
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:7110
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:7110 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.