CVE-2026-41113 - Vulnerability Details - OpenCVE

sagredo qmail before 2026.04.07 allows tls_quit remote code execution because of popen in notlshosts_auto in qmail-remote.c.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact total

Vendors	Products
Sagredo	Qmail

No data.

No data.

References

Link	Providers
https://blog.calif.io/p/we-asked-claude-to-audit-sagredos
https://github.com/califio/publications/tree/main/MADBugs/qmail
https://github.com/sagredo-dev/qmail/commit/749f607f6885e3d01b36f2647d7a1db88f1ef741
https://github.com/sagredo-dev/qmail/pull/42
https://github.com/sagredo-dev/qmail/releases/tag/v2026.04.07

History

Fri, 17 Apr 2026 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Fri, 17 Apr 2026 08:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Sagredo Sagredo qmail
Vendors & Products		Sagredo Sagredo qmail

Fri, 17 Apr 2026 02:45:00 +0000

Type	Values Removed	Values Added
Title		TLS_QUIT Command Injection in sagredo qmail

Thu, 16 Apr 2026 22:15:00 +0000

Type	Values Removed	Values Added
Description		sagredo qmail before 2026.04.07 allows tls_quit remote code execution because of popen in notlshosts_auto in qmail-remote.c.
Weaknesses		CWE-78
References		https://blog.calif.io/p/we-asked-claude-to-audit-sagredos https://github.com/califio/publications/tree/main/MADBugs/qmail https://github.com/sagredo-dev/qmail/commit/749f607f6885e3d01b36f2647d7a1db88f1ef741 https://github.com/sagredo-dev/qmail/pull/42 https://github.com/sagredo-dev/qmail/releases/tag/v2026.04.07
Metrics		cvssV3_1 `{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-04-16T22:02:10.225Z

Updated: 2026-04-17T13:35:34.787Z

Reserved: 2026-04-16T22:02:09.837Z

Link: CVE-2026-41113

Vulnrichment

Updated: 2026-04-17T13:32:29.353Z

NVD

Status : Awaiting Analysis

Published: 2026-04-16T22:16:39.103

Modified: 2026-04-17T15:38:09.243

Link: CVE-2026-41113

Redhat

No data.

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