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CVE-2026-79228

LOWCVSS 3.1/10EPSS 0.27%

Last modified

CVE-2026-79228 is a low-severity vulnerability rated 3.1/10 on the CVSS scale. Incorrect authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation into a privileged page via a crafted HTML page. (Chromium security severity: Medium). EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

Incorrect authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation into a privileged page via a crafted HTML page. (Chromium security severity: Medium)

Metrics

CVSS 3.1
3.1/10

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

EPSS Probability
0.27%

18.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleChrome< 152.0.7977.65

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-79228?
Incorrect authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation into a privileged page via a crafted HTML page. (Chromium security severity: Medium)
How severe is CVE-2026-79228?
CVE-2026-79228 has a CVSS score of 3.1/10 (LOW severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2026-79228?
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.

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Source: NVD / NIST