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USN-8703-1: WebKitGTK vulnerabilities

🗓️ 31 Aug 2026 12:46:51Reported by UbuntuType 
ubuntu
 ubuntu
🔗 ubuntu.com👁 25 Views

WebKitGTK Web and JavaScript engines allow XSS, DoS, and code execution via malicious website.

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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu24.04amd64gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_amd64.deb
Ubuntu24.04arm64gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_arm64.deb
Ubuntu24.04armhfgir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_armhf.deb
Ubuntu24.04i386gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_i386.deb
Ubuntu24.04ppc64elgir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_ppc64el.deb
Ubuntu24.04riscv64gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_riscv64.deb
Ubuntu24.04s390xgir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.24.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.24.04.1_s390x.deb
Ubuntu26.04amd64gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.26.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.26.04.1_amd64.deb
Ubuntu26.04amd64v3gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.26.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.26.04.1_amd64v3.deb
Ubuntu26.04arm64gir1.2-javascriptcoregtk-4.12.52.6-0ubuntu0.26.04.1gir1.2-javascriptcoregtk-4.1_2.52.6-0ubuntu0.26.04.1_arm64.deb
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31 Aug 2026 12:46Current
7.2High risk
Vulners AI Score7.2
CVSS 3.18.8
EPSS0.01257
SSVC
25