vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2026-2747

PGP Mixed Plaintext and Encrypted Content

HIGH
7.5
CVSS Score
Published: March 4, 2026 at 08:46 AM UTC
Updated: June 17, 2026 at 10:31 AM UTC
2 products affected across 1 vendorSEPPmailSecure Email Gateway

Using Secure Email Gateway by SEPPmail?

Get instant alerts when new vulnerabilities affect Secure Email Gateway - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

SEPPmail· Seppmail
95%
v < 15.0.1
Secure Email Gateway· Seppmail
60%
v < 15.0.1
Affected range stops below 15.0.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Release NotesVendor Advisory
Source: cverecord
https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#seppmail-vulnerability-disclosure

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-200NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card