What is RHSA-2026:35839?

RHSA-2026:35839 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: libreoffice security update

Which CVE IDs does RHSA-2026:35839 cover?

RHSA-2026:35839 covers the following CVE IDs: CVE-2026-8357. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:35839?

RHSA-2026:35839 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2026:35839HighCVSS 7.8

Red Hat Security Advisory: libreoffice security update

Vendor

Red Hat Product Security

Published

July 6, 2026

Last Modified

July 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-8357 →

📋 Description

CVE-2026-8357 — libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation

🔗 References (4)

selfhttps://access.redhat.com/errata/RHSA-2026:35839
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2488964
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_35839.json