CVE-2026-90939
novel-plus through 5.3.3 Missing Authorization on the Admin /sys/user/list Endpoint
CVSS 3.1 6.5 MEDIUMCVSS 4.0 7.1 HIGHCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-90939
Publishednovel-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.
Read the publisher's advisoryAffected versions, risk and source history
Related advisories and sources
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CVE-2026-90939 · CVE overview and exploitation status
cve-program · CVE-2026-90939
- https://github.com/LinYuanyi1/cve-request-poc/blob/master/novel-plus/poc-03-user-list-password-hash-disclosure.py
- 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/201206030/novel-plus
- https://www.vulncheck.com/advisories/novel-plus-through-5.3.3-missing-authorization-on-the-admin-sys-user-list-endpoint
Related changes
Linked by CVE identifierNo related changes are available here.