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CVE-2022-34477

HIGH CVSS: 7.5 Published: 2022-12-22 Modified: 2026-06-17

Description

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.

Affected Platforms

Mozilla Firefox

Weakness Type

NVD-CWE-noinfo, CWE-203

References