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CVE-2026-110123

7.1 · HIGH

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/sm…

Published Oct 13, 2026CWE-862EPSS 0.28%

Overview

CVE-2026-110123 is a high-severity vulnerability. It was published on October 13, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysMailConfigController.java#L53-L59GitHubgithub.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysMailConfigController.java#L79-L84GitHubgithub.com/makunet/maku-boot/blob/4cd202b037e2ac47e366d4b0691fb387c764d308/maku-boot-system/src/main/java/net/maku/system/controller/SysSmsConfigController.java#L53-L59GitHubgithub.com/makunet/maku-boot/releases/tag/v5.0.0Refhackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/maku-boot-mail-sms-config-bflaRefwww.vulncheck.com/advisories/makunet-maku-boot-4.3.0-through-5.0.0-missing-authorization-via-mail-and-sms-config-endpoints

How CyberStrike helps

Frequently asked questions

What is CVE-2026-110123?

CVE-2026-110123 is a high-severity vulnerability. It was published on October 13, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2026-110123?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-110123?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-110123?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-110123 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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