CVE-2025-61669
MEDIUM6.1EPSS 0.01%Jupyter Server has an open redirection vulnerability in `next` query parameter
發布日:2026/5/5修改日:2026/5/20
描述
Jupyter Server is the backend for Jupyter web applications. In jupyter_server versions through 2.17.0, the next query parameter in the login flow is insufficiently validated in `LoginFormHandler._redirect_safe()`, which allows redirects to arbitrary external domains via values such as `///example.com`. An attacker can use a crafted login URL to redirect users to a malicious site and facilitate phishing attacks. This issue is fixed in version 2.18.0.
受影響套件(3)
- Debian/jupyter-serverfrom 0
- PyPI/jupyter-serverfrom 0, < 2.18.0
- PyPI/jupyter-serverfrom 0, < 2.18.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |