6.5
Medium
CVE-2022-34471 When downloading an update for an addon, the downloaded addon update's version was not verified to match the version…
Description
When downloading an update for an addon, the downloaded addon update's 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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 102 | earliest → < 102 | 102 |
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