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CVE-2023-6208 When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a…
Description
When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard. *This bug only affects Firefox on X11. Other systems are unaffected.* This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 120 | earliest → < 120 | 120 |
| Firefox ESR 115.5 | earliest → < 115.5.0 | 115.5.0 |
| Thunderbird 115.5 | earliest → < 115.5 | 115.5 |
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