Bug 2453008 (CVE-2026-28871)

Summary: CVE-2026-28871 webkitgtk: Visiting a maliciously crafted website may lead to a cross-site scripting attack
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in WebKitGTK. A maliciously crafted web page can cause a logic issue due to improper checks and result in a cross-site scripting attack.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2453080, 2453081, 2453082    
Bug Blocks:    

Description OSIDB Bzimport 2026-03-30 12:40:25 UTC
A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.