Medium severity · published Sep 9, 2026
CVE-2026-87446
Incomplete cleanup in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted…
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
Incomplete cleanup in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
153.0.8010.36 before 153.0.8010.36 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-87446
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-87446
Release Notes
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
Permissions Required
https://issues.chromium.org/issues/483435192
More from Chrome
9.8
CVE-2025-10585
Google Chromium V8 Type Confusion Vulnerability
9.8
CVE-2014-0497
Adobe Flash Player Integer Underflow Vulnerablity
9.6
CVE-2024-7971
Google Chromium V8 Type Confusion Vulnerability
9.6
CVE-2024-5274
Google Chromium V8 Type Confusion Vulnerability
9.6
CVE-2024-4947
Google Chromium V8 Type Confusion Vulnerability