6.3 Medium
CVE-2026-6757
Invalid pointer in the JavaScript: WebAssembly component
MozillaFirefox
Status
- Not in CISA KEV
- Vendor fix available
Exploit probabilityEPSSchecked 25 Oct
0.5%probability of exploitation in the next 30 days
Higher than 42% of scored CVEs
SeverityCVSS
6.3Medium
Description NVD
Invalid pointer in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Coverage 1 article · 1 outlet
- Claude Mythos Finds 271 Firefox VulnerabilitiesSecurityWeek · first in our coverage · mentions it in passing