Red Hat Security Advisory: webkit2gtk3 security update
Affects Red Hat webkit2gtk3Source GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 6.5 Medium.
Data as of 1 Nov 2026, 12:16 UTC
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 10 Mar 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 1 Nov 2026.
What to do
AI-suggested
Red Hat has released updated webkit2gtk3 packages for Red Hat Enterprise Linux 9 to address these vulnerabilities. Users should apply the security updates as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate these issues. No additional mitigation steps are indicated beyond applying the official patches.
Description
Multiple security vulnerabilities have been identified in WebKitGTK, the GTK port of the WebKit rendering engine, affecting Red Hat Enterprise Linux 9. These include issues that may cause unexpected process crashes, denial-of-service conditions, cross-origin data exfiltration, and cross-site scripting attacks via malicious web content or iframes. Red Hat has issued an important security advisory with updates to address these vulnerabilities.
References
- access.redhat.com/errata/RHSA-2025:3713 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2353871 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2353872 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2357909 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2357910 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2357911 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2357917 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2357919 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_3713.json (opens in a new tab)