CVE-2026-17749CWE-20

CVE-2026-17749

Critical · published July 30, 2026

CVSS v3.1
9.6
EPSS
0%
Percentile
17.2
In the wild
Unconfirmed
What it is

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: Medium)

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00263 · 17.2th percentile
Weakness
CWE-20 · Improper Input Validation
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/500526602 · [email protected]
EPSS history
Timeline
  • 30 JUL 00:19Z
    Insufficient validation of untrusted input in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a…
    cvelistv5