CVE-2026-108457CWE-787

CVE-2026-108457

High · published October 13, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
52.2
In the wild
Unconfirmed
What it is

Out-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00688 · 52.2th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-10-13T23:18Z
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108457 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:28Z
    EPSS moved — → 1%
    epss
  • 13 OCT 18:59Z
    Microsoft Windows PDF Remote Code Execution Vulnerability
    cvelistv5
  • 13 OCT 18:59Z
    Microsoft Windows PDF Remote Code Execution Vulnerability
    cvelistv5