CVE-2026-29137

Affected product: SEPPmail Secure Email GatewayVulnerability: An attacker can hide security tags from users by crafting a long subject, affecting versions prior to 15.0.3.Root cause/impact: The long subject enables evasion of displayed security tags; CVSS metrics indicate medium severity with net...

CVE-2026-29137

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to hide security tags from users by crafting a long subject...

CVE-2026-29137 Long Subject Untagging

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to hide security tags from users by crafting a long subject...

CVE-2026-29141

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as signed OK...

CVE-2026-29141 Bounded Subject Tag Sanitization

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as signed OK...

CVE-2026-29135

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization...

CVE-2026-29135 Webmail Password Tag Sanitization Bypass

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization...

CVE-2026-29135 Webmail Password Tag Sanitization Bypass

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization...

CVE-2026-29134 GINA Domain Switch

SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions...

CVE-2026-29134 GINA Domain Switch

SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions...

CVE-2026-29134

SEPPmail Secure Email Gateway is affected prior to version 15.0.3. The issue allows an external user to modify GINA webdomain metadata and bypass per‑domain restrictions, arising from the ability to change GINA metadata rather than a broader exploit chain. Documents consistently describe the vuln...

CVE-2026-29140 S/MIME Signature Additional Certificate

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...

CVE-2026-29140

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...

CVE-2026-29133 UID Regex Bypass

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...

CVE-2026-29133

SEPPmail Secure Email Gateway is affected (versions before 15.0.3) by a vulnerability where an attacker can upload PGP keys with UIDs that do not match the associated email address. The root cause is inadequate UID validation for uploaded keys, enabling UID/address discrepancy. Documented impact ...

CVE-2026-29133 UID Regex Bypass

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...

CVE-2026-29132

CVE-2026-29132 affects SEPPmail Secure Email Gateway prior to 15.0.3. An attacker who has access to a victim’s GINA account can bypass a second-password check and read protected emails. The vulnerability is documented across multiple feeds (NVD/Red Hat/EUVD/CIRCL, etc.), consistently stating the ...

CVE-2026-29132 ESWmail-Verify Bypass

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...

CVE-2026-29132

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...

CVE-2026-29132 ESWmail-Verify Bypass

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...