Threats tagged 'ghsa-rqr3-4wvw-wvm2'

CVE-2026-117920 is a use-after-free vulnerability in the DOM HTML Parser component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is rated with high impact by the vendor. No known exploits in the wild have been reported. Users are advised to update to the fixed versions to mitigate the risk.