CVE-2026-114420: medium-severity vulnerability in SEPPmail Secure Email Gateway (SEG)
LDAP wildcard injection exposes GINA recipient accounts
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 0.4%
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.
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
Affected products
SEPPmail AG · SEPPmail Secure Email Gateway (SEG)Related CVEs — SEPPmail Secure Email Gateway (SEG)
In the same product, most dangerous first.
CVE-2026-84832HIGHUnsafe deserialization in the REST interfaceEPSS 0.6%CVE-2026-84831HIGHMandatory MFA bypass before enrollmentEPSS 0.5%CVE-2026-114425CRITICALForged LFT metadata permits arbitrary file read and deletionEPSS 0.3%CVE-2026-114426HIGHPre-authentication upload parsing permits resource exhaustionEPSS 0.3%CVE-2026-114421HIGHEmpty initial password permits GINA account takeoverEPSS 0.3%CVE-2026-114424CRITICALCode execution through double evaluation in address replacement rulesEPSS 0.3%