CVE-2020-26955CWE-565

CVE-2020-26955

Medium · published December 9, 2020

CVSS v3.1
6.5
EPSS
1%
Percentile
57.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00833 · 57.2th percentile
Weakness
CWE-565 · Reliance on Cookies without Validation and Integrity Checking
Published
2020-12-09T06:15Z
Affected products (1)
ProductVersionsFixed in
mozilla/firefox_mobile< 83.083.0
References (4)
https://bugzilla.mozilla.org/show_bug.cgi?id=1663261 · [email protected]https://www.mozilla.org/security/advisories/mfsa2020-50/ · [email protected]https://bugzilla.mozilla.org/show_bug.cgi?id=1663261 · af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2020-50/ · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 09 DEC 00:21Z
    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…
    cvelistv5