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CVE-2025-1941VulnerabilityPublished Updated

CVE-2025-1941: Mozilla Firefox · Vulnerability

Affects Mozilla FirefoxSource CVE Database V5

0

Mentioned vulnerabilities

Not known to be exploited · CVSS 9.1 Critical : upgrade to 136 as a priority.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 30% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 136
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 4 Mar 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 Mozilla Firefox to 136.

Affected software

ProductAffectedFixed in
Mozilla FirefoxAffected
  • <136
Fixed in
  • 136

AI-suggested

A fix for this vulnerability is available in Firefox version 136. Users and administrators should update Firefox Focus for Android to version 136 or later to remediate this issue. The vendor advisory from Mozilla explicitly states the vulnerability was fixed in this release. No additional mitigation steps are indicated or required beyond applying the official update.

Description

Under certain circumstances, a user opt-in setting that Focus should require authentication before use could have been be bypassed (distinct from CVE-2025-0245). This vulnerability was fixed in Firefox 136.

References

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