CVE-2026-87479
Insufficient policy enforcement in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to potentially execute arbitrary code outside the sandbox via a…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Insufficient policy enforcement in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
- CVSS 3.1
- 8.3 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 0.34% probability · 28th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-807
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/511772271Permissions Required
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.