CVE-2026-90939: high-severity vulnerability in 201206030 novel-plus
novel-plus through 5.3.3 Missing Authorization on the Admin /sys/user/list Endpoint
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.1epss 0.5%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
201206030 · novel-pluspublic PoCs found — 1
cve_referencegithub.com/LinYuanyi1/cve-request-poc/blob/master/novel-plus/poc-03-user-list-password-hash-disclosure.pyunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — 201206030 novel-plus
In the same product, most dangerous first.
CVE-2025-6533MEDIUMxxyopen/201206030 novel-plus CATCHA LoginController.java ajaxLogin authentication replayEPSS 0.6%CVE-2026-90940MEDIUMnovel-plus through 5.3.3 Default Cache Management Password in the Front PortalEPSS 0.5%CVE-2025-6535MEDIUMxxyopen/201206030 novel-plus User Management Module UserMapper.xml list sql injectionEPSS 0.5%CVE-2025-6534LOWxxyopen/201206030 novel-plus File FileController.java remove resource injectionEPSS 0.5%CVE-2026-90941MEDIUMnovel-plus through 5.3.3 Missing Authorization on the Admin Book Download EndpointEPSS 0.4%
References
https://github.com/201206030/novel-plushttps://github.com/201206030/novel-plus/blob/d63c3ee394657046ebd469e263532a350a60e930/novel-admin/src/main/java/com/java2nb/system/controller/SysUserController.javahttps://github.com/201206030/novel-plus/blob/d63c3ee394657046ebd469e263532a350a60e930/novel-admin/src/main/resources/mybatis/system/UserMapper.xmlhttps://github.com/201206030/novel-plus/releases/tag/v5.3.3https://github.com/LinYuanyi1/cve-request-poc/blob/master/novel-plus/poc-03-user-list-password-hash-disclosure.pyhttps://www.vulncheck.com/advisories/novel-plus-through-5.3.3-missing-authorization-on-the-admin-sys-user-list-endpoint