What is CVE-2026-16371?
CVE-2026-16371 is a privilege escalation vulnerability in the DOM: Navigation component. This flaw was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. Updating to these specified versions is recommended to mitigate the issue.
Azərbaycanca: CVE-2026-16371 DOM: Navigation komponentində imtiyaz artımı zəifliyidir. Bu boşluq Firefox 153, Firefox ESR 140.13, Thunderbird 153 və Thunderbird 140.13 versiyalarında aradan qaldırılıb. Təsirə məruz qalmamaq üçün qeyd olunan versiyalara yeniləmə etmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-269
FAQ2
Which component does CVE-2026-16371 affect?
It affects the DOM: Navigation component.
To which version of Firefox ESR should one update to mitigate CVE-2026-16371?
You should update to Firefox ESR 140.13.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.