SUSE CVE-2026-12321

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12321

creationtimestamp| type| source ---|---|--- 2026-06-16 14:22:00+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mofypc7tz32b 2026-06-17 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260618...

CVE-2026-12321

Summary: CVE-2026-12321 is a JIT miscompilation in the JavaScript: WebAssembly component. Affected products: Firefox and Thunderbird (WebAssembly/JS engine). Root cause: JIT miscompilation in the WebAssembly component. Impact: Not explicitly quantified beyond miscompilation; CVSS v3.1 base score ...