Dromara domain-admin up to 1.6.78 improper authorization

Summaryinfo

A vulnerability has been found in Dromara domain-admin up to 1.6.78 and classified as problematic. Impacted is an unknown function. The manipulation leads to improper authorization. This vulnerability is documented as CVE-2026-121552. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Dromara domain-admin up to 1.6.78. This issue affects an unknown part. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

Dromara domain-admin before 1.6.79 contains a missing authorization vulnerability in the POST /api/getGroupUserList handler that allows authenticated users to read other groups' members. Attackers can enumerate sequential group_id values to disclose member usernames, leader and edit-permission flags, and owner usernames of groups they do not belong to.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-121552 since 11/03/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 1.6.79 eliminates this vulnerability.

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Productinfo

Vendor

• Dromara

Name

• domain-admin

Version

• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.6.6
• 1.6.7
• 1.6.8
• 1.6.9
• 1.6.10
• 1.6.11
• 1.6.12
• 1.6.13
• 1.6.14
• 1.6.15
• 1.6.16
• 1.6.17
• 1.6.18
• 1.6.19
• 1.6.20
• 1.6.21
• 1.6.22
• 1.6.23
• 1.6.24
• 1.6.25
• 1.6.26
• 1.6.27
• 1.6.28
• 1.6.29
• 1.6.30
• 1.6.31
• 1.6.32
• 1.6.33
• 1.6.34
• 1.6.35
• 1.6.36
• 1.6.37
• 1.6.38
• 1.6.39
• 1.6.40
• 1.6.41
• 1.6.42
• 1.6.43
• 1.6.44
• 1.6.45
• 1.6.46
• 1.6.47
• 1.6.48
• 1.6.49
• 1.6.50
• 1.6.51
• 1.6.52
• 1.6.53
• 1.6.54
• 1.6.55
• 1.6.56
• 1.6.57
• 1.6.58
• 1.6.59
• 1.6.60
• 1.6.61
• 1.6.62
• 1.6.63
• 1.6.64
• 1.6.65
• 1.6.66
• 1.6.67
• 1.6.68
• 1.6.69
• 1.6.70
• 1.6.71
• 1.6.72
• 1.6.73
• 1.6.74
• 1.6.75
• 1.6.76
• 1.6.77
• 1.6.78

Website

• Product: https://github.com/dromara/domain-admin/

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