Auth bypass in Yunaiv Yudao-Cloud
CVE-2026-7710
A security flaw has been discovered in YunaiV yudao-cloud up to 3.8.0. This affects the function doFilterInternal of the file JwtAuthenticationTokenFilter.java of the component Ruoyi-Vue-Pro. Performing a manipulation of the argument mock-token results in improper authentication. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.007 (49.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.007 · change: +0.002
Affected products
- Yunaiv Yudao-Cloud — versions 3.0, 3.1, 3.2
Weakness classification (CWE)
References
- vuldb.com/vuln/360886 (technical-description, vdb-entry)
- vuldb.com/vuln/360886/cti (signature, permissions-required)
- vuldb.com/submit/806493 (third-party-advisory)
- github.com/9str0IL/CVE/issues/5 (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-7710?
- CVE-2026-7710 is a high-severity vulnerability in Yunaiv Yudao-Cloud, classified under Improper Authentication. CVSS score: 7.3/10. Published 2026-05-04.
- How severe is CVE-2026-7710?
- High severity. CVSS v3 base score is 7.3 out of 10.