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HIGH · 7.5

CVE-2026-8557

Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Ch...

Vulnerability Description

Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: High)

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleChrome< 148.0.7778.168

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2026-8557?

CVE-2026-8557 is a vulnerability with a CVSS score of 7.5 (HIGH). Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Ch...

How severe is CVE-2026-8557?

CVE-2026-8557 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-8557?

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