Medium severity5.3NVD Advisory· Published Oct 4, 2021· Updated Jun 17, 2026
CVE-2020-21493
CVE-2020-21493
Description
An issue in the component route\user.php of Xiuno BBS v4.0.4 allows attackers to enumerate usernames.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Xiuno/BBSdescription
Patches
Vulnerability mechanics
References
2- github.com/wanghaiwei/xiuno-docker/issues/3nvdExploitIssue TrackingThird Party Advisory
- gitee.com/xiuno/xiunobbs/issues/I1690WnvdIssue TrackingThird Party Advisory
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