CVE-2026-8538

Description

Insufficient validation of untrusted input in GPU in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform a denial of service via a crafted HTML page. (Chromium security severity: High)

CVSS v3.1 Score

5.3

MEDIUM

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

EPSS — Exploit Prediction

0.0009

Probability of exploitation

0.26%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
google	chrome	< 148.0.7778.168

References

Advisories & Patches

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html

Other References

https://issues.chromium.org/issues/496415073

Frequently Asked Questions

What is CVE-2026-8538? +

Insufficient validation of untrusted input in GPU in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform a denial of service via a crafted HTML page. (Chromium security severity: High) It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-8538? +

CVE-2026-8538 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0009, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8538? +

CVE-2026-8538 affects products from google, specifically: chrome. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8538? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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