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CVE-2026-8018

HIGHCVSS 8.1/10EPSS 0.26%

Last modified

CVE-2026-8018 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low). EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low)

Metrics

CVSS 3.1
8.1/10

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

EPSS Probability
0.26%

16.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleChrome< 148.0.7778.96

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2026-8018?
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low)
How severe is CVE-2026-8018?
CVE-2026-8018 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2026-8018?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-8018?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST