CVE-2023-25736

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. This vulnerability affects Firefox < 110.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

VendorProductVersions
MozillaFirefox>= unspecified, < 110

References

Timeline

Published
Jun 19, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-25736: Critical severity, CVSS 9.8 | Vulnix