High severity8.8NVD Advisory· Published Aug 24, 2026· Updated Sep 30, 2026

CVE-2026-78376

Description

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory handling and result in memory corruption.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Wpewebkit/Webkitllm-fuzzy
osv-coords4 versions
pkg:rpm/almalinux/webkit2gtk3-jsc-devel pkg:rpm/almalinux/webkit2gtk3-jsc pkg:rpm/almalinux/webkit2gtk3-devel pkg:rpm/almalinux/webkit2gtk3
< 2.54.0-1.el9_8+ 3 more
- (no CPE)range: < 2.54.0-1.el9_8
- (no CPE)range: < 2.54.0-1.el9_8
- (no CPE)range: < 2.54.0-1.el9_8
- (no CPE)range: < 2.54.0-1.el9_8

Patches

Vulnerability mechanics

References

access.redhat.com/errata/RHSA-2026:69098nvd
access.redhat.com/errata/RHSA-2026:74084nvd
access.redhat.com/security/cve/CVE-2026-78376nvd
bugzilla.redhat.com/show_bug.cginvd
github.com/WebKit/WebKit/pull/72142nvd

News mentions

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cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000