Skip to main content
VulnerabilityPublished

CVE-2026-124852: Incorrect Boundary Conditions

Source GCVE Database

0
Compare
Authoritative record:CVE-2026-124852· High 8.8

Not known to be exploited · CVSS 8.8 High · fixed in 3.1 : patch Firefox soon.

Data as of 10 Nov 2026, 18:02 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.18.8
Patch
Available – fixed in 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: 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 10 Nov 2026.

What to do

AI-suggested

A fix for this vulnerability is available in Firefox version 160. Users and administrators should update to Firefox 160 or later to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.

Description

CVE-2026-124852 is a high-severity vulnerability involving incorrect boundary conditions in the Graphics: CanvasWebGL component of Firefox. This flaw was addressed and fixed in Firefox version 160. The vulnerability could potentially allow an attacker to cause significant impact on confidentiality, integrity, and availability if exploited.

References

Community reviews

Loading reviews…