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The vulnerability in the Firefox web browser and the Thunderbird email client arises from the simultaneous execution using a shared resource with incorrect synchronization, allowing an attacker to cause a service failure.

🗓️ 03 Feb 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

Firefox and Thunderbird vulnerability: concurrent access to shared resource with improper synchronization enables service failures.

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04 Mar 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 35.3
CVSS 25.4
EPSS0.00399
1