Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
6DescriptionCVE.org
A vulnerability was detected in Dromara lamp-cloud up to 5.8.1. This vulnerability affects the function pageUser of the file /defUser/pageUser of the component DefUserController. Performing a manipulation results in improper authorization. The attack can be initiated remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
AnalysisAI
Improper authorization in Dromara lamp-cloud up to version 5.8.1 allows authenticated remote attackers to bypass access controls in the DefUserController pageUser endpoint, gaining unauthorized read access to sensitive user information. The CVSS score of 4.3 reflects low confidentiality impact with network accessibility and low attack complexity; however, public exploit code availability and vendor non-responsiveness increase real-world risk despite the modest base score.
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Vulnerability AssessmentAI
| Risk Assessment | The risk profile is elevated despite the moderate CVSS 4.3 score due to several compounding factors. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An authenticated user or compromised low-privilege account holder logs into the lamp-cloud application and crafts a request to /defUser/pageUser with manipulated parameters designed to bypass authorization checks. The attack is straightforward to execute due to low complexity (AC:L) and publicly available exploit code from the GitHub issue report (https://github.com/dromara/lamp-cloud/issues/403), allowing the attacker to retrieve user data beyond their authorized scope. … |
| Remediation | Upgrade Dromara lamp-cloud to a version newer than 5.8.1 immediately; however, no specific patched version has been confirmed from vendor communication as the project has not responded to early disclosure. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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EUVD-2026-19007