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.
Published: 2026-11-04
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 04 Nov 2026 08:45:00 +0000

Type Values Removed Values Added
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.
Title Pre-authentication upload parsing permits resource exhaustion
Weaknesses CWE-400
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-11-04T08:33:13.228Z

Reserved: 2026-10-21T13:14:01.740Z

Link: CVE-2026-114426

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-04T09:17:41.970

Modified: 2026-11-04T14:11:57.473

Link: CVE-2026-114426

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T10:00:14Z

Weaknesses
  • CWE-400

    Uncontrolled Resource Consumption