CVE-2026-29141CWE-20

Bounded Subject Tag Sanitization

High · published April 2, 2026

CVSS v4.0
7.7
EPSS
0%
Percentile
27.0
In the wild
Unconfirmed
What it is

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as [signed OK].

The record
Technical detail
CVSS v4.0
7.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N
EPSS
0.00347 · 27.0th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-04-02T08:34Z
EPSS history
Timeline
  • 02 APR 08:34Z
    Bounded Subject Tag Sanitization
    cvelistv5