VulnerabilityAnalyzed
CVE-2026-17739
Insufficient policy enforcement in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension.
MEDIUM 4.2EPSS 0.19%
Does this matter?
Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own.
Description
Insufficient policy enforcement in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)
- CVSS 3.1
- 4.2 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
- EPSS
- 0.19% probability · 9th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/498353463Permissions Required
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.