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The vulnerability of WebRTC technology in Mozilla Firefox, Firefox ESR, and the Thunderbird email client allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

🗓️ 19 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

WebRTC flaw in Firefox, Firefox ESR, and Thunderbird may expose and corrupt protected information.

Related
Detection
Refs
Vulners
Node
OR
mozillafirefox_esrRange<140.10
OR
mozillathunderbirdRange<140.10
OROR
mozillafirefox_esrRange<115.35

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19 Jun 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 37.3
CVSS 27.5
EPSS0.00306
1