CVE-2026-103626CWE-863broken-access-control

CVE-2026-103626

Critical · published October 2, 2026

CVSS v3.1
9.6
EPSS
0%
Percentile
24.3
In the wild
Unconfirmed
What it is

Incorrect authorization in FileSystem in Google Chrome on on Windows prior to 154.0.8037.97 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

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
0.00325 · 24.3th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-10-02T20:16Z
Affected products (1)
ProductVersionsFixed in
google/chrome< 154.0.8037.97154.0.8037.97
References (2)
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop.html · [email protected]https://issues.chromium.org/issues/553114097 · [email protected]
EPSS history
Timeline
  • 04 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 02 OCT 16:07Z
    Incorrect authorization in FileSystem in Google Chrome on on Windows prior to 154.0.8037.97 allowed a remote attacker leveraging social engineering to…
    cvelistv5