CVE-2026-29133CRITICAL 9.1EPSS p13.8%

CVE-2026-29133CVE-2026-29133

Description

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.

Scoring

CVSS 3.19.1 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS0.23% probability of exploitation · percentile 13.8% · 2026-06-19T12:03:05Z
Published2026-04-02
Last modified2026-04-16

Underlying weaknesses· 1

CWE-20

References

  1. https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#seppmail-vulnerability-disclosure-1503

1

TypeTargetConfidenceTier
WeaknessImproper Input Validationcwe-200%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.