Security Vulnerabilities
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for future encryption to a victim by adding the certificates to S/MIME signatures.
CVSS Score
7.7
EPSS Score
0.0
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as [signed OK].
CVSS Score
7.7
EPSS Score
0.001
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.
CVSS Score
6.3
EPSS Score
0.0
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to read the contents of emails encrypted for other users.
CVSS Score
4.9
EPSS Score
0.0
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker with access to a victim's GINA account to bypass a second-password check and read protected emails.
CVSS Score
6.3
EPSS Score
0.0
Published
2026-04-02
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.
CVSS Score
5.3
EPSS Score
0.001
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions.
CVSS Score
5.3
EPSS Score
0.001
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization.
CVSS Score
5.3
EPSS Score
0.001
Published
2026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-02
IBM Content Navigator 3.0.15, 3.1.0, and 3.2.0 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
CVSS Score
5.4
EPSS Score
0.0
Published
2026-04-02