---
id: CVE-2026-114420
title: LDAP wildcard injection exposes GINA recipient accounts
summary: >-
  SEPPmail Secure Email Gateway before 15.1.1 does not neutralize LDAP
  metacharacters in an unauthenticated account-selection input in its GINA web
  interface. A remote unauthenticated attacker can enumerate email addresses.
severity: medium
cvss: 6.9
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'
cvssSource: cna
cwe:
  - CWE-90
vendor: SEPPmail AG
product: SEPPmail Secure Email Gateway (SEG)
affected:
  - seppmail_secure_email_gateway_seg < 15.1.1
published: '2026-11-04'
updated: '2026-11-04'
sourceUpdated: '2026-11-04T08:41:15.879Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-114420'
references:
  - url: 'https://docs.seppmail.com/en/20_revision-history.html'
tags:
  - cve.org
epss: 0.00358
epssPercentile: 0.29676
ingestedAt: '2026-11-05T20:33:06.722Z'
---

## Overview

SEPPmail Secure Email Gateway before 15.1.1 does not neutralize LDAP metacharacters in an unauthenticated account-selection input in its GINA web interface. A remote unauthenticated attacker can enumerate email addresses.

## Affected

- `seppmail_secure_email_gateway_seg < 15.1.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.