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地图 / CVE-2026-7168: cross-proxy Digest auth state leak

CVE-2026-7168: cross-proxy Digest auth state leak

信息泄露 / Exposure of Data Element to Wrong Session / #3697719

厂商
curl
严重程度
低危
赏金
—
弱点
Exposure of Data Element to Wrong Session
研究员
@xkilua
披露日期
2026-04-29
资产
https://github.com/curl/curl
CVE
CVE-2026-7168

该报告还没有中文解读。

原文摘录

摘自原文(4107 字符中的一小部分)
Summary: On libcurl 8.19.0, Proxy Digest state learned from proxyA survives an independent transfer boundary on a reused easy handle and is emitted preemptively to proxyB when the proxy is changed. In the attached C PoC, the first CONNECT to proxyB carries `Proxy-Authorization: Digest ...` built …

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 curl 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @xkilua · 版权归作者与 curl 所有

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