CVE-2026-29133CWE-20

UID Regex Bypass

Medium · published April 2, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
32.6
In the wild
Unconfirmed
What it is

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to upload PGP keys with UIDs that do not match their email address.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
EPSS
0.00396 · 32.6th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-04-02T08:26Z
EPSS history
Timeline
  • 02 APR 08:26Z
    UID Regex Bypass
    cvelistv5