CVE-2026-4718
EUVD-2026-1485124.03.2026, 13:16
Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox < 149, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| mozilla | firefox_esr | 𝑥 < 140.9.0 |
| mozilla | firefox | 𝑥 < 149.0 |
| mozilla | thunderbird_esr | 𝑥 < 140.9.0 |
| mozilla | thunderbird | 𝑥 < 149.0 |
𝑥
= Vulnerable software versions
Debian Releases
Debian Product | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| firefox |
| ||||||||||||||||
| firefox-esr |
| ||||||||||||||||
| thunderbird |
|
Ubuntu Releases
Ubuntu Product | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| firefox |
| ||||||||||
| thunderbird |
| ||||||||||
| mozjs38 |
| ||||||||||
| mozjs52 |
| ||||||||||
| mozjs68 |
| ||||||||||
| mozjs78 |
| ||||||||||
| mozjs91 |
| ||||||||||
| mozjs102 |
| ||||||||||
| mozjs115 |
|
Common Weakness Enumeration