Red Hat Security Advisory: webkit2gtk3 security update
Multiple security vulnerabilities have been identified in webkit2gtk3, the GTK port of the WebKit web rendering engine. These vulnerabilities include crashes, denial-of-service, information disclosure, bypass of security policies such as Same Origin Policy and Content Security Policy, user tracking, fingerprinting, and cross-site scripting attacks. The issues arise from processing maliciously crafted web content and affect Red Hat Enterprise Linux 8 versions using webkit2gtk3. Red Hat has issued an important security advisory with updates to address these vulnerabilities.
AI Analysis
Technical Summary
The Red Hat security advisory RHSA-2026:10702 addresses multiple vulnerabilities in webkit2gtk3, the GTK port of WebKit. The vulnerabilities include unexpected process crashes (denial-of-service), information disclosure, bypass of Same Origin Policy and Content Security Policy, user tracking via Safari web extensions, fingerprinting, and cross-site scripting attacks. These issues stem from processing maliciously crafted web content. The advisory covers 18 CVEs ranging from CVE-2025-43213 to CVE-2026-28871. The affected product is Red Hat Enterprise Linux 8 with webkit2gtk3 version 2.52.3-1.el8_10. Red Hat has released updated packages to fix these issues.
Potential Impact
Successful exploitation of these vulnerabilities may cause application or process crashes leading to denial-of-service, disclosure of internal application states, bypass of web security policies (Same Origin Policy and Content Security Policy), user tracking and fingerprinting, and cross-site scripting attacks. This could compromise the confidentiality, integrity, and availability of affected systems running webkit2gtk3 on Red Hat Enterprise Linux 8.
Mitigation Recommendations
Red Hat has released security updates for webkit2gtk3 in Red Hat Enterprise Linux 8 to address these vulnerabilities. Users should apply the updated packages as described in the Red Hat advisory RHSA-2026:10702 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patches.
Red Hat Security Advisory: webkit2gtk3 security update
Description
Multiple security vulnerabilities have been identified in webkit2gtk3, the GTK port of the WebKit web rendering engine. These vulnerabilities include crashes, denial-of-service, information disclosure, bypass of security policies such as Same Origin Policy and Content Security Policy, user tracking, fingerprinting, and cross-site scripting attacks. The issues arise from processing maliciously crafted web content and affect Red Hat Enterprise Linux 8 versions using webkit2gtk3. Red Hat has issued an important security advisory with updates to address these vulnerabilities.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat security advisory RHSA-2026:10702 addresses multiple vulnerabilities in webkit2gtk3, the GTK port of WebKit. The vulnerabilities include unexpected process crashes (denial-of-service), information disclosure, bypass of Same Origin Policy and Content Security Policy, user tracking via Safari web extensions, fingerprinting, and cross-site scripting attacks. These issues stem from processing maliciously crafted web content. The advisory covers 18 CVEs ranging from CVE-2025-43213 to CVE-2026-28871. The affected product is Red Hat Enterprise Linux 8 with webkit2gtk3 version 2.52.3-1.el8_10. Red Hat has released updated packages to fix these issues.
Potential Impact
Successful exploitation of these vulnerabilities may cause application or process crashes leading to denial-of-service, disclosure of internal application states, bypass of web security policies (Same Origin Policy and Content Security Policy), user tracking and fingerprinting, and cross-site scripting attacks. This could compromise the confidentiality, integrity, and availability of affected systems running webkit2gtk3 on Red Hat Enterprise Linux 8.
Mitigation Recommendations
Red Hat has released security updates for webkit2gtk3 in Red Hat Enterprise Linux 8 to address these vulnerabilities. Users should apply the updated packages as described in the Red Hat advisory RHSA-2026:10702 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:10702
- Cve Count
- 18
- Additional Cves
- ["CVE-2025-43214","CVE-2025-43457","CVE-2025-43511","CVE-2025-46299","CVE-2026-20608","CVE-2026-20635","CVE-2026-20636","CVE-2026-20643","CVE-2026-20644","CVE-2026-20652","CVE-2026-20664","CVE-2026-20665","CVE-2026-20676","CVE-2026-20691","CVE-2026-28857","CVE-2026-28859","CVE-2026-28871"]
- Cvss Version
- null
Threat ID: 6a1df668e29bf47b5046120c
Added to database: 06/01/2026, 21:15:20 UTC
Last enriched: 07/15/2026, 14:46:11 UTC
Last updated: 07/31/2026, 19:24:46 UTC
Views: 57
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