HIGH · 8.1

CVE-2026-91727

Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a local attacker who had compromised the renderer process to execute arbitrary code outside the s...

Vulnerability Description

Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a local attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

CVSS Score

8.1

HIGH

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleChrome< 153.0.8010.47
AppleMacos-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-91727?

CVE-2026-91727 is a vulnerability with a CVSS score of 8.1 (HIGH). Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a local attacker who had compromised the renderer process to execute arbitrary code outside the s...

How severe is CVE-2026-91727?

CVE-2026-91727 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-91727?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Apple Macos.