Is there a public exploit for CVE-2026-114420?

No public exploit for CVE-2026-114420 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-114420?

CVE-2026-114420 scores CVSS 6.9 (v4.0), rated medium.

What does CVE-2026-114420 affect?

CVE-2026-114420 affects SEPPmail AG SEPPmail Secure Email Gateway (SEG).

6.9 Medium

SEPPmail Secure Email Gateway before 15.1.1 does not neutralize LDAP metacharacters in an unauthenticated account-selection input in its…

CVE-2026-114420

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.

Assessment

CVSS: 6.9 (v4.0)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 4 November 2026
Last updated: 4 November 2026
Affected: SEPPmail AG · SEPPmail Secure Email Gateway (SEG)
Assigner: NCSC.ch

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

At the source

EUVD (ENISA)

References

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