What is CVE-2026-16375?
CVE-2026-16375 is a site isolation vulnerability in the 'Networking: HTTP' component of Firefox. It affects product versions prior to Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. Users are advised to update to the fixed versions.
Azərbaycanca: CVE-2026-16375, Firefox-un 'Networking: HTTP' komponentində aşkarlanmış Site isolation qüsurudur. Zəiflik Firefox 153, Firefox ESR 140.13, Thunderbird 153 və Thunderbird 140.13 versiyalarına qədər olan məhsullara təsir edir. İstifadəçilərə bu versiyalara yeniləmə etmələri tövsiyə olunur.
FAQ1
Which products are affected by CVE-2026-16375?
This vulnerability affects product versions prior to Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 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.