CVE-2022-34477

The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource…

High · published December 22, 2022

CVSS v3.1
7.5
EPSS
1%
Percentile
46.5
In the wild
Unconfirmed
What it is

The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource, the message could have leaked information enabling XS-Leaks attacks. This vulnerability affects Firefox < 102.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00572 · 46.5th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource…
    cvelistv5