PatchGap
WebKit · WebKit

CVE-2026-20636

Logic Error in WebKit
Medium CVSS 6.5 webkit Logic Error

Overview

Medium
Severity
6.5
CVSS
No
Exploited ITW
Embargoed
Fix Status
DescriptionProcessing maliciously crafted web content may lead to an unexpected process crash
ComponentWebKit
Bug ClassLogic Error
Tracker304657
CWECWE-119, CWE-120 (Buffer bounds error, Buffer overflow)
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA KEVNot listed
CreditedEntryHi
Disclosed2026-02-11

Fix not yet public

No public source fix for this bug has been identified on the main branch yet — it is embargoed or not yet disclosed. Root-cause analysis is withheld until the fix commit is available.

Original Bug Report

The reporter's bug is still restricted on the tracker.
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