When a malicious application installed on the user's device broadcast an Intent to Firefox for Android, arbitrary headers could have been specified, leading to attacks such as abusing ambient authority or session fixation. This was resolved by only allowing certain safe-listed headers. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84.
History

Wed, 19 Aug 2026 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla firefox Mobile
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:* cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:android:*:*
Vendors & Products Mozilla firefox
Mozilla firefox Mobile

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2021-01-07T13:52:30.000Z

Updated: 2024-08-04T16:03:23.168Z

Reserved: 2020-10-12T00:00:00.000Z

Link: CVE-2020-26975

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-01-07T14:15:12.110

Modified: 2026-08-19T15:29:21.807

Link: CVE-2020-26975

cve-icon Redhat

No data.