CVE-2026-69486CWE-122

CVE-2026-69486

High · published September 16, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
56.8
In the wild
Unconfirmed
What it is

Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00819 · 56.8th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-09-16T03:17Z
Affected products (1)
ProductVersionsFixed in
microsoft/edge_chromium< 153.0.4234.32153.0.4234.32
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69486 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:32Z
    EPSS moved — → 1%
    epss
  • 15 SEP 22:39Z
    Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
    cvelistv5