CVE-2023-25363

HIGH 8.8CVE-2023-25363 · Published 02/03/2023 · updated 17/06/2026

In short

CVE-2023-25363 is a HIGH (CVSS 8.8) vulnerability affecting webkitgtk (webkitgtk).
Chance of exploitation in the next 30 days (EPSS): 0.97%, higher than 62.1% of all vulnerabilities.
Fix: update to 2.36.8 or later.

Package	Affected versions	Patched versions
webkitgtk webkitgtk	`< 2.36.8`	`2.36.8`

Description

A use-after-free vulnerability in WebCore::RenderLayer::updateDescendantDependentFlags in WebKitGTK before 2.36.8 allows attackers to execute code remotely.

References

openwall.com/lists/oss-security/2023/04/21/3 · Mailing List
bugs.webkit.org/show_bug.cgi · Vendor Advisory
security.gentoo.org/glsa/202305-32

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Package

Affected versions

Patched versions

webkitgtk

< 2.36.8

2.36.8

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