PatchTheCVECVE-2026-79228: Incorrect authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who
CVE-2026-79228 is a low-severity flaw (CVSS 3.1) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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)
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 3.1 (Low) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.2% (top 85%) |
| CISA exploited list | No |
| Weakness | CWE-863 |
| Published | 2026-08-25 |
| Last modified | 2026-08-28 |
Last updated 2026-08-28 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-79228?
chrome: upgrade to 152.0.7977.65. Exact commands for each OS are on this page.
Is CVE-2026-79228 being exploited?
CVE-2026-79228 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-79228 affect?
CVE-2026-79228 affects chrome. Severity is low (CVSS 3.1). 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
How urgent is CVE-2026-79228?
Priority 15/100. No elevated risk signals yet.
Software pages
Google Chrome vulnerabilities · Chromium vulnerabilities
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