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CVE-2025-54144VulnerabilityPublished Updated

CVE-2025-54144: Mozilla Firefox for iOS · Open Redirect

Affects Mozilla Firefox for iOSSource CVE Database V5

0

Not known to be exploited · CVSS 5.4 Medium : upgrade to 141 when convenient.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
5.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 141
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Aug 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 2026-10-26.

What to do

Upgrade Mozilla Firefox for iOS to 141.

Affected software

ProductAffectedFixed in
Mozilla Firefox for iOSAffected
  • <141
Fixed in
  • 141

AI-suggested

Mozilla has released an official fix for this vulnerability in Firefox for iOS version 141. Users and administrators should update to this version or later to remediate the issue. Since this is not a cloud service, local patching is required. No additional mitigation actions are specified or required beyond applying the update.

Description

The URL scheme used by Firefox to facilitate searching of text queries could incorrectly allow attackers to open arbitrary website URLs or internal pages if a user was tricked into clicking a link. This vulnerability was fixed in Firefox for iOS 141.

References

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