CVE-2025-12909

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-12909
Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium security severity: Low)

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop.html Vendor Advisory
https://issues.chromium.org/issues/361116749 Exploit Issue Tracking
Configurations

Configuration 1 (hide)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
History

21 Nov 2025, 21:19

Type Values Removed Values Added
References () https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop.html - () https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop.html - Vendor Advisory
References () https://issues.chromium.org/issues/361116749 - () https://issues.chromium.org/issues/361116749 - Exploit, Issue Tracking
First Time Google
Google chrome
CPE cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

10 Nov 2025, 16:15

Type Values Removed Values Added
CWE CWE-693
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.3

08 Nov 2025, 00:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-11-08 00:15

Updated : 2025-11-21 21:19

NVD link : CVE-2025-12909

Mitre link : CVE-2025-12909

CVE.ORG link : CVE-2025-12909

JSON object : View

Products Affected

google

  • chrome
CWE
CWE-693

Protection Mechanism Failure