CVE-2026-4723
EUVD-2026-1486124.03.2026, 13:16
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.Enginsight
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources
(CNA/ADP records, vendor advisories, Enginsight analysis).
| Vendor | Product | Version | Source |
|---|---|---|---|
| mozilla | firefox | 𝑥 < 149.0 | CNA |
| mozilla | thunderbird | 𝑥 < 149 | CNA |
Ubuntu Releases
Ubuntu Product | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| firefox |
| ||||||||||||||
| thunderbird |
| ||||||||||||||
| mozjs38 |
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| mozjs52 |
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| mozjs68 |
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| mozjs78 |
| ||||||||||||||
| mozjs91 |
| ||||||||||||||
| mozjs102 |
| ||||||||||||||
| mozjs115 |
|
Common Weakness Enumeration