CVE-2024-9398

Published: Oct 1, 2024

Modified: Mar 18, 2025

PUBLISHED

Description

By checking the result of calls to `window.open` with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.

Vendor	Product	Versions
Mozilla	Firefox	affected `unspecified - < 131`
Mozilla	Firefox ESR	affected `unspecified - < 128.3`
Mozilla	Thunderbird	affected `unspecified - < 128.3`
Mozilla	Thunderbird	affected `unspecified - < 131`

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1881037

https://www.mozilla.org/security/advisories/mfsa2024-46/

https://www.mozilla.org/security/advisories/mfsa2024-47/

https://www.mozilla.org/security/advisories/mfsa2024-49/

https://www.mozilla.org/security/advisories/mfsa2024-50/

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CVE-2024-9398

Description

Affected Products

References