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The vulnerability of the Mozilla Firefox browser and the Thunderbird email client, related to a leaked file descriptor, allows attackers to escalate their privileges.

🗓️ 25 Jun 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 5 Views

Firefox and Thunderbird vulnerability allows remote privilege escalation via file descriptor escape.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
FreeBSD		Mozilla -- privilege escalation attack
1 Apr 202500:00
–freebsd
ATTACKERKB		CVE-2025-3032
1 Apr 202513:15
–attackerkb
AlpineLinux		CVE-2025-3032
1 Apr 202513:15
–alpinelinux
AstraLinux		Astra Linux – Vulnerability in Firefox
16 Jun 202511:28
–astralinux
Chainguard		CVE-2025-3032 vulnerabilities
7 Jan 202601:29
–cgr
Circl		CVE-2025-3032
1 Apr 202513:00
–circl
CNNVD		Mozilla Firefox和Mozilla Thunderbird 安全漏洞
1 Apr 202500:00
–cnnvd
CVE		CVE-2025-3032
1 Apr 202512:29
–cve
Cvelist		CVE-2025-3032 Leaking file descriptors from the fork server
1 Apr 202512:29
–cvelist
Debian CVE		CVE-2025-3032
1 Apr 202512:29
–debiancve
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04 Mar 2026 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 27.6
CVSS 38.1
EPSS0.00375
firefox vulnerabilitythunderbird vulnerabilityfile descriptor escapeprivilege escalationremote exploitation
5