Sandbox escape due to use-after-free in the XPCOM component.
Sandbox escape due to use-after-free in the XPCOM component. This vulnerability was fixed in Firefox 159.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Mozilla
- Product
- Firefox
- Fix
- available
- Exposure class
- Browser
- NVD status
- Received
Why it ranks 12 (Routine)
- Product class: browser
- Fix available
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-118021 on this site · NVD · CVE.org · Vulnpedia
Related coverage
Other items that share a CVE or were clustered with this one.