CVE-2026-81267

medium

Description

A malicious webpage could stall a popup's cross-origin navigation after commit, causing the address bar to display the destination origin while continuing to render attacker-controlled content. This vulnerability was fixed in Firefox for iOS 155.0.

References

https://www.mozilla.org/security/advisories/mfsa2026-81/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-68739

https://bugzilla.mozilla.org/show_bug.cgi?id=2052758

Details

Source: Mitre, NVD

Published: 2026-08-31

Updated: 2026-09-03

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L