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CVE-2025-6434: Improper Restriction of Rendered UI Layers or Frames

🗓️ 24 Jun 2025 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Clickjacking in Firefox and Thunderbird HTTPS-Only exception page lacks anti-clickjacking delay.

Related
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
firefox -- multiple vulnerabilities
24 Jun 202500:00
–freebsd
attackerkb
attackerkb
CVE-2025-6434
24 Jun 202512:28
–attackerkb
alpinelinux
AlpineLinux
CVE-2025-6434
24 Jun 202513:15
–alpinelinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
14 Sep 202612:01
–astralinux
bdu_fstec
BDU FSTEC
The vulnerability of the HTTPS-Only Mode mode in the Mozilla Firefox browser allows a hacker to carry out a clickjacking attack.
27 Jun 202500:00
–bdu_fstec
cgr
Chainguard
CVE-2025-6434 vulnerabilities
1 Jul 202614:16
–cgr
circl
Circl
CVE-2025-6434
24 Jun 202516:50
–circl
cnnvd
CNNVD
Mozilla Firefox 安全漏洞
24 Jun 202500:00
–cnnvd
cve
CVE
CVE-2025-6434
24 Jun 202512:28
–cve
cvelist
Cvelist
CVE-2025-6434 HTTPS-Only exception screen lacked anti-clickjacking delay
24 Jun 202512:28
–cvelist
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13 Apr 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.14.3
EPSS0.00283
SSVC
0