CVE-2026-4430
CVE-2026-4430: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.6
High [CVE-2026-4430] Denial of Service via crafted OOXML documents
CVE-2026-4430Source published
Denial of Service via crafted OOXML documents. Red Hat rates this moderate (CVSS 7.6). Weakness: CWE-787. Affected package(s): libreoffice. Resolved in Red Hat advisory RHSA-2026:28922 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 8
- libreoffice
- Source-reported affected versions
- libreoffice-1:7.1.8.1-15.el9_8.1
- libreoffice-1:6.4.7.2-20.el8_10
- Source-reported fixed versions
- RHSA-2026:28922
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:28922 (`sudo dnf update` / `yum update`).
Android app · Google Play
Monitor future Red Hat 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 34 official vendor sources and 160+ reviewed platform categories.