Makunet maku-boot 4.3.0 through 5.0.0 contains a missing authorization vulnerability that allows authenticated users to read mail and SMS configurations by calling /sys/mail/config/list and /sys/sms/config/list without the required authority checks. Attackers can retrieve unmasked SMTP passwords and Aliyun, Tencent Cloud, Qiniu or Huawei Cloud access keys, and abuse /sys/mail/config/send to send mail to arbitrary recipients.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Maku Subscribe
Maku-boot Subscribe

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysMailConfigController.java#L53-L59 cve-icon cve-icon
https://github.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysMailConfigController.java#L79-L84 cve-icon cve-icon
https://github.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysSmsConfigController.java#L53-L59 cve-icon cve-icon
https://github.com/makunet/maku-boot/releases/tag/v5.0.0 cve-icon cve-icon
https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/maku-boot-mail-sms-config-bfla cve-icon cve-icon
https://www.vulncheck.com/advisories/makunet-maku-boot-4.3.0-through-5.0.0-missing-authorization-via-mail-and-sms-config-endpoints cve-icon cve-icon
History

Tue, 13 Oct 2026 17:15:00 +0000

Type Values Removed Values Added
Description Makunet maku-boot 4.3.0 through 5.0.0 contains a missing authorization vulnerability that allows authenticated users to read mail and SMS configurations by calling /sys/mail/config/list and /sys/sms/config/list without the required authority checks. Attackers can retrieve unmasked SMTP passwords and Aliyun, Tencent Cloud, Qiniu or Huawei Cloud access keys, and abuse /sys/mail/config/send to send mail to arbitrary recipients.
Title Makunet maku-boot 4.3.0 through 5.0.0 Missing Authorization via Mail and SMS Config Endpoints
First Time appeared Maku
Maku maku-boot
Weaknesses CWE-862
CPEs cpe:2.3:a:maku:maku-boot:*:*:*:*:*:*:*:*
Vendors & Products Maku
Maku maku-boot
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-13T16:53:18.499Z

Reserved: 2026-10-13T16:24:29.101Z

Link: CVE-2026-110123

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-13T17:17:36.880

Modified: 2026-10-13T17:17:36.880

Link: CVE-2026-110123

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T19:15:08Z

Weaknesses