CVE-2026-102146CWE-73

CVE-2026-102146

Medium · published October 1, 2026

CVSS v3.1
6.5
EPSS
1%
Percentile
62.7
In the wild
Unconfirmed
What it is

An authenticated Email Protection Gateway administrator holding only limited, delegated permissions could write files with attacker-controlled content to arbitrary locations accessible to the Email Protection Gateway service account. This exceeds the administrator's intended privileges and could be used to alter application files and configuration or to disrupt the availability of the service.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01009 · 62.7th percentile
Weakness
CWE-73 · External Control of File Name or Path
Published
2026-10-01T01:17Z
Affected products (1)
ProductVersionsFixed in
accellion/kiteworks< 9.5.19.5.1
References (2)
EPSS history
Timeline
  • 02 OCT 03:41Z
    EPSS moved — → 0%
    epss
  • 30 SEP 20:08Z
    Kiteworks Email Protection Gateway Arbitrary File Write through Server-Side Template Injection
    cvelistv5