Critical severity · published Oct 6, 2026
CVE-2026-106372
Incorrect authorization in UI in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page
9.6
CVSS
0.3%
EPSS
No
On KEV
Description
Incorrect authorization in UI in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
155.0.8059.39 before 155.0.8059.39 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-106372
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-106372
chromereleases.googleblog.com
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html
issues.chromium.org
https://issues.chromium.org/issues/557288890
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