Security Advisory

CVE-2022-34471

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-12-22 00:00:00

Last updated 2025-04-15 18:48:58

Assigner mozilla

State PUBLISHED

Description

When downloading an update for an addon, the downloaded addon updates version was not verified to match the version selected from the manifest. If the manifest had been tampered with on the server, an attacker could trick the browser into downgrading the addon to a prior version. This vulnerability affects Firefox < 102.

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