VulnSocial

CVE-2026-29136Disclosure(seppmail / secure_email_gateway)

LOWCVSS 6.1 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates.

seppmail CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-79

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • secure_email_gateway

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
seppmail
Products
secure_email_gateway

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-04-02: 1Technical Details · 2026-04-02: 104-02
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    Disclosure

    CVE-2026-29136 SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates. https://www.cve.org/CVERecord?id=CVE-2026-29136

    Post summary

    A new CVE (CVE-2026-29136) affecting SEPPmail Secure Email Gateway is disclosed, detailing an HTML injection flaw in certificate notification emails, but no PoC, exploit, or patch information is provided.

    0000077
    56.9K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appseppmailsecure_email_gateway---

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