CVE-2026-83589— Oauth-proxy: open redirect via /\ and /\t bypass in post-login redirect
一分钟漏洞结论
影响对象
Red Hat Red Hat OpenShift Container Platform 4
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter ( ) during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting
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一、 漏洞 CVE-2026-83589 基础信息
漏洞信息
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Vulnerability Title
Oauth-proxy: open redirect via /\ and /\t bypass in post-login redirect
来源: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter (`rd`) during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting in the user being redirected to an arbitrary external website after authenticating. This open redirect can be leveraged to conduct phishing attacks or credential theft.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
来源: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
来源: CVE Program / CVE List V5
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| Red Hat | Red Hat OpenShift Container Platform 4 | - |
cpe:/a:redhat:openshift:4
|
|
| Red Hat | Red Hat OpenShift Container Platform 4 | - |
cpe:/a:redhat:openshift:4
|
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二、漏洞 CVE-2026-83589 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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CVE-2026-83589 其他参考 (2)
同批安全公告 · Red Hat · 2026-10-01 · 共 4 条
| CVE-2026-96577 | 7.1 HIGH | Oc-mirror__release-4.21: embedded local cache registry listens on all interfaces without a |
| CVE-2026-103754 | 5.9 MEDIUM | Ansible-runner: ansible-runner: path traversal and symlink escape in unstream_dir() allows |
| CVE-2026-103641 | 5.5 MEDIUM | Gegl 0.4 辐射HDR解码器越界读取漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-83589
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