CVE-2020-26955 — Reliance on Cookies without Validation and Integrity Checking in Mozilla Firefox
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 48.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 9
Latest updateMay 24
Description
When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequent file download operation on the same domain, regardless of whether the original and subsequent request were in private and non-private browsing modes. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6
Affected Packages4 packages
🔴Vulnerability Details
2GHSA▶
GHSA-xvpg-g5h6-mqww: When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequent file download operation on th↗2022-05-24
OSV▶
CVE-2020-26955: When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequent file download operation on th↗2020-12-09