CVE-2026-17739CWE-79cross-site-scripting

CVE-2026-17739

Medium · published July 30, 2026

CVSS v3.1
4.2
EPSS
0%
Percentile
3.8
In the wild
Unconfirmed
What it is

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)

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00150 · 3.8th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-07-30T05:16Z
Affected products (1)
ProductVersionsFixed in
google/chrome< 151.0.7922.72151.0.7922.72
References (2)
https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html · [email protected]https://issues.chromium.org/issues/498353463 · [email protected]
EPSS history
Timeline
  • 30 JUL 00:19Z
    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…
    cvelistv5