HIGH 8.8 Microsoft

CVE-2023-6208

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.

Microsoft Security Update 2023-Nov: 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

References

Published: 2023-11-14 · Source: Microsoft · Feed updated: 2026-09-03
This high severity vulnerability with a CVSS score of 8.8 was published on 2023-11-14 via Microsoft. Affected: azl3 mozjs 102.15.1-1 on Azure Linux 3.0.
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