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CVE-2026-11653

MEDIUMCVSS 6.5/10EPSS 0.22%

Last modified

CVE-2026-11653 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High). EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
0.22%

13.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleChrome< 149.0.7827.103

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-11653?
Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
How severe is CVE-2026-11653?
CVE-2026-11653 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2026-11653?
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-2026-11653?

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

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Source: NVD / NIST