CVE-2026-17861CWE-20

CVE-2026-17861

High · published July 30, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
2.3
In the wild
Unconfirmed
What it is

Insufficient validation of untrusted input in Updater in Google Chrome prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00129 · 2.3th 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/520417861 · [email protected]
EPSS history
Timeline
  • 30 JUL 00:19Z
    Insufficient validation of untrusted input in Updater in Google Chrome prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation…
    cvelistv5