CVE-2026-90939
Description
novel-plus through 5.3.3 contains an information disclosure vulnerability in the /sys/user/list endpoint that lacks proper permission annotations. Authenticated attackers can retrieve password hashes and personal data including email addresses and phone numbers for users within their data scope, enabling offline hash cracking and account takeover.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/201206030/novel-plus
- https://github.com/201206030/novel-plus/blob/d63c3ee394657046ebd469e263532a350a60e930/novel-admin/src/main/java/com/java2nb/system/controller/SysUserController.java
- https://github.com/201206030/novel-plus/blob/d63c3ee394657046ebd469e263532a350a60e930/novel-admin/src/main/resources/mybatis/system/UserMapper.xml
- https://github.com/201206030/novel-plus/releases/tag/v5.3.3
- https://github.com/LinYuanyi1/cve-request-poc/blob/master/novel-plus/poc-03-user-list-password-hash-disclosure.py
- https://www.vulncheck.com/advisories/novel-plus-through-5.3.3-missing-authorization-on-the-admin-sys-user-list-endpoint
CWEs
CWE-862
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.