Auth bypass in Youlai Youlai-Boot
CVE-2025-55469
Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.2% 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: 0.004 · change: 0.000
Affected products
- Youlai Youlai-Boot — versions 2.21.1
Weakness classification (CWE)
References
- gitee.com/youlaiorg/youlai-boot/issues/ICFCOK (Exploit, Issue Tracking, Vendor Advisory)
- gitee.com/youlaiorg/youlai-boot (Product)
- gist.github.com/old6ma/d6e19c9efbe28431f4c27c063cc9cbb8 (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-55469?
- CVE-2025-55469 is a critical-severity vulnerability in Youlai Youlai-Boot, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2025-11-26.
- How severe is CVE-2025-55469?
- Critical severity. CVSS v3 base score is 9.8 out of 10.