CVE-2025-13502: A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash (DoS) via a…

PriorityP341high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

0.51%

39.5th percentile

A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash (DoS) via a crafted payload to the GLib remote inspector server.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
debian	webkit2gtk	< webkit2gtk 2.50.2-1~deb12u1 (bookworm)	webkit2gtk 2.50.2-1~deb12u1 (bookworm)
debian	wpewebkit	< webkit2gtk 2.50.2-1~deb12u1 (bookworm)	webkit2gtk 2.50.2-1~deb12u1 (bookworm)
the_webkitgtk_team	webkitgtk	< 2.50.2	2.50.2

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

osv7.5HIGH

vendor_debian7.5HIGH

vendor_redhat7.5HIGH

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