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CVE-2025-13947VulnerabilityPublished Updated

CVE-2025-13947: webkitgtk · Origin Validation Error

Affects webkitgtkSource CVE Database V5

0

Not known to be exploited · CVSS 7.4 High : upgrade to 2.50.3 soon.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
7.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 26% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.50.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 2026-10-25.

What to do

Upgrade webkitgtk and redhat/webkitgtk to 2.50.3.

Affected software

ProductAffectedFixed in
The WebKitGTK TeamwebkitgtkAffected
  • <2.50.3
Fixed in
  • 2.50.3
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8Affected–Fixed in–
Red HatRed Hat Enterprise Linux 8.2 Advanced Update SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceAffected–Fixed in–
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsAffected–Fixed in–
Red HatRed Hat Enterprise Linux 9Affected–Fixed in–
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP SolutionsAffected–Fixed in–
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP SolutionsAffected–Fixed in–
Red HatRed Hat Enterprise Linux 9.4 Extended Update SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 9.6 Extended Update SupportAffected–Fixed in–
Red HatRed Hat Enterprise Linux 6Affected–Fixed in–
Red HatRed Hat Enterprise Linux 7Affected–Fixed in–
Red Hatredhat/webkitgtkpkg:rpm/redhat/webkitgtkOther threatsAffected
  • =0
  • <2.50.3
Fixed in
  • 2.50.3
GitHubwebkitgtkpkg:github/webkitgtkOther threatsAffected
  • <2.50.3
Fixed in
  • 2.50.3

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Official patches are available and should be applied promptly. Red Hat has released updated webkit2gtk3 packages version 2.50.3 for Red Hat Enterprise Linux 8 and 9 that address this vulnerability. Users should update to these fixed versions or later. No additional mitigations are specified by the vendor advisory.

Description

A flaw was found in WebKitGTK. This vulnerability allows remote, user-assisted information disclosure that can reveal any file the user is permitted to read via abusing the file drag-and-drop mechanism where WebKitGTK does not verify that drag operations originate from outside the browser.

References

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