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The vulnerability of Mozilla Firefox browsers and the Thunderbird email client, related to reading data beyond the buffer in memory, allows attackers to execute arbitrary code.
🗓️ 18 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 41 |
|---|---|---|---|---|
 | Mozilla -- Memory safety bugs | 21 Apr 202600:00 | – | freebsd |
 | CVE-2026-6784 | 21 Apr 202612:41 | – | attackerkb |
 | CVE-2026-6784 | 21 Apr 202612:41 | – | alpinelinux |
 | CVE-2026-6784 vulnerabilities | 1 Jul 202614:17 | – | cgr |
 | CVE-2026-6784 | 21 Apr 202615:16 | – | circl |
 | Mozilla Firefox和Mozilla Thunderbird 安全漏洞 | 21 Apr 202600:00 | – | cnnvd |
 | CVE-2026-6784 | 21 Apr 202612:41 | – | cve |
 | CVE-2026-6784 Memory safety bugs fixed in Firefox 150 and Thunderbird 150 | 21 Apr 202612:41 | – | cvelist |
 | CVE-2026-6784 | 21 Apr 202612:41 | – | debiancve |
 | EUVD-2026-24125 | 21 Apr 202615:32 | – | euvd |
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18 May 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 37.5
CVSS 27.6
EPSS0.00302