Medium 5.4Published Oct 26, 2026

CVE-2026-116632Facetime protocol handler enabled spoofing

Updated under an hour ago (Oct 28, 2026, 3:10 PM ET)

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It affects Mozilla Firefox for iOS. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

A malicious web page could insert arbitrary text into the FaceTime call prompt shown by iOS, potentialy allowing it to display a phishing message inside system UI. This vulnerability was fixed in Firefox for iOS 156.1.

CVSS: 5.4 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Weakness (CWE): CWE-451
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mozilla
NVD analysis: Deferred
Record last updated: Oct 26, 2026
First seen by InfoSec Signals: Oct 26, 2026

Affected products

Affected products

Mozilla Firefox for iOS mozilla:firefox_for_ios (from the name)	from 156.1 not affected	CNA record

References

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1328815
https://www.mozilla.org/security/advisories/mfsa2026-117/

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.