What is GHSA-3hf5-9fwq-fwv2?

GHSA-3hf5-9fwq-fwv2 is a security advisory published by GitHub Security Advisories with High severity. SEPPmail Secure Email Gateway before 15.1.1 processes and writes v1 file-interface upload data...

Which CVE IDs does GHSA-3hf5-9fwq-fwv2 cover?

GHSA-3hf5-9fwq-fwv2 covers the following CVE IDs: CVE-2026-114426. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-3hf5-9fwq-fwv2High

SEPPmail Secure Email Gateway before 15.1.1 processes and writes v1 file-interface upload data...

Vendor

GitHub Security Advisories

Published

November 4, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-114426 →

📋 Description

SEPPmail Secure Email Gateway before 15.1.1 processes and writes v1 file-interface upload data before authenticating the caller and without an absolute request-size limit. An unauthenticated remote attacker can occupy workers and consume temporary storage with concurrent or slow requests, causing service unavailability.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-114426
https://docs.seppmail.com/en/20_revision-history.html
https://github.com/advisories/GHSA-3hf5-9fwq-fwv2