CVE-2026-34631CWE-787

CVE-2026-34631

High · published April 15, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
16.3
In the wild
Unconfirmed
What it is

InCopy versions 20.5.2, 21.2 and earlier are 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
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
0.00256 · 16.3th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-04-15T02:16Z
Affected products (2)
ProductVersionsFixed in
adobe/incopy< 20.5.320.5.3
adobe/incopy≥ 21.0, < 21.321.3
References (1)
EPSS history
Timeline
  • 14 APR 21:14Z
    InCopy | Out-of-bounds Write (CWE-787)
    cvelistv5