CVE-2026-29132 ESWmail-Verify Bypass

What is CVE-2026-29132?

CVE-2026-29132 is a medium-severity authentication bypass vulnerability in SEPPmail Secure Email Gateway, published on 2 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-306

Which versions are affected by CVE-2026-29132?

It affects 1 product.

Products include Seppmail Secure Email Gateway.

How do I fix CVE-2026-29132?

No fix has been published for CVE-2026-29132 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-29132 being exploited?

There is no known exploitation of CVE-2026-29132 in the wild and no public exploit code.

Other vulnerabilities in SEPPmail Secure Email Gateway

• CVE-2026-29139 GINA State Confusion Account Takeover High 7.8
• CVE-2026-29143 S/MIME Decryption Impersonation High 7.8
• CVE-2026-29144 Unicode Subject Tags High 7.8
• CVE-2026-29140 S/MIME Signature Additional Certificate High 7.7
• CVE-2026-29141 Bounded Subject Tag Sanitization High 7.7

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7w6x-34cj-2vph.