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Fencer Intel
medium 5.4

CVE-2025-55179 json

Incomplete validation of rich response messages in WhatsApp for iOS prior to v2.25.23.73, WhatsApp Business for iOS v2.25.23.82, and WhatsA…

published 11mo ago modified 22d ago also EUVD-2025-197992

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

Incomplete validation of rich response messages in WhatsApp for iOS prior to v2.25.23.73, WhatsApp Business for iOS v2.25.23.82, and WhatsApp for Mac v2.25.23.83 could have allowed a user to trigger processing of media content from an arbitrary URL on another user’s device. We have not seen evidence of exploitation in the wild.

Patch / fix

  • Facebook WhatsApp Business for iOS 2.25.23.82
  • Facebook WhatsApp for iOS 2.25.23.73
  • Facebook WhatsApp Desktop for Mac 2.25.23.83

Is CVE-2025-55179 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
11mo ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 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
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

  • Facebook WhatsApp Business for iOS
  • Facebook WhatsApp for iOS
  • Facebook WhatsApp Desktop for Mac

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.