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CVE-2025-55179VulnerabilityPublished

CVE-2025-55179: Facebook WhatsApp Business for iOS · Incorrect Authorization

Affects Facebook WhatsApp Business for iOSSource CVE Database V5

0

Not known to be exploited · CVSS 5.4 Medium.

Data as of 26 Oct 2026, 07:57 UTC

CVSS 3.1 base score
5.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Nov 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

Affected software

ProductAffectedFixed in
Facebook WhatsApp Business for iOSAffected
  • =2.25.8.14
Fixed in–

AI-suggested

European organizations should immediately verify the versions of WhatsApp Business for iOS and related WhatsApp clients deployed within their environment. Updating all affected clients to versions 2.25.23.73 or later for WhatsApp for iOS, 2.25.23.82 or later for WhatsApp Business for iOS, and 2.25.23.83 or later for WhatsApp for Mac is critical. In the absence of explicit patch links, organizations should monitor official Meta channels for updates and apply them promptly. Additionally, organizations should implement network monitoring to detect unusual outbound media requests or unexpected URL fetches initiated by WhatsApp clients. Employing endpoint detection and response (EDR) tools to monitor application behavior on iOS devices can help identify exploitation attempts. User education should emphasize caution when interacting with unsolicited or unexpected media messages, even though user interaction is not required for exploitation. Finally, organizations should review and enforce strict mobile device management (MDM) policies to control app versions and restrict installation of unapproved software.

Description

CVE-2025-55179 is a medium severity vulnerability in WhatsApp Business for iOS and related WhatsApp clients that allows incorrect authorization due to incomplete validation of rich response messages. This flaw could enable a user to cause another user’s device to process media content from an arbitrary URL without proper authorization. The vulnerability affects WhatsApp for iOS versions prior to 2.25.23.73, WhatsApp Business for iOS v2.25.23.82, and WhatsApp for Mac v2.25.

References

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