6.5
Medium
CVE-2023-23604 A duplicate `SystemPrincipal` object could be created when parsing a non-system html document via…
Description
A duplicate `SystemPrincipal` object could be created when parsing a non-system html document via `DOMParser::ParseFromSafeString`. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 109 | earliest → < 109 | 109 |
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