CVE-2025-8581

MEDIUM4.3

Inappropriate implementation in Extensions in Google Chrome prior to 139

Published Aug 7, 2025

Modified 8 months ago

Fix available

Details

Inappropriate implementation in Extensions in Google Chrome prior to 139.0.7258.66 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

Affected Packages

Google Chrome

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

139.0.7258.66

References

WEB

https://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop.html

WEB

https://issues.chromium.org/issues/416942878

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2025-8581

CVSS Analysis

CVSS v3.1

4.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

NoneI:N

Availability

NoneA:N

4.3/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Ecosystems(21)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1809) / Server 2019 Windows 10 (1903)Windows 10 (1909)

Timeline

PublishedAug 7, 2025

ModifiedAug 7, 2025

CVE-2025-8581 | Mondoo Vulnerability Intelligence