CVE-2026-100134CWE-787

CVE-2026-100134

High · published October 20, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
51.1
In the wild
Unconfirmed
What it is

Acrobat for Edge is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

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
0.00664 · 51.1th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-10-20T23:17Z
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-100134 · [email protected]
EPSS history
Timeline
  • 22 OCT 03:28Z
    EPSS moved — → 1%
    epss
  • 20 OCT 18:18Z
    Acrobat for Edge | Out-of-bounds Write (CWE-787)
    cvelistv5
  • 20 OCT 18:18Z
    Acrobat for Edge | Out-of-bounds Write (CWE-787)
    cvelistv5