CVE-2025-8581

MEDIUM EPSS 17.0%

Published Aug 7, 202510mo ago · Modified Jun 17, 20261w ago

4.3 CVSS 3.1

Medium

Published Aug 7, 2025 10mo ago

Last Modified Jun 17, 2026 1w ago

Description

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)

CVSS Details

Base Score

4.3

Exploitability

2.8

Impact

1.4

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality Low

Integrity None

Availability None

Threat Intelligence

EPSS Exploit Probability

17.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 4

Vendor	Product	Version	Range
google	chrome	*	<139.0.7258.66
apple	macos	*	any
linux	linux_kernel	*	any
microsoft	windows	*	any

References 2

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

Release NotesVendor Advisory
issues.chromium.org https://issues.chromium.org/issues/416942878

Issue TrackingPermissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.