CVE-2026-6429
netrc credential leak with reused proxy connection
Description
When asked to both use a `.netrc` file for credentials and to follow HTTP redirects, libcurl could leak the password used for the first host to the followed-to host under certain circumstances.
INFO
Published Date :
May 13, 2026, 8:28 a.m.
Last Modified :
May 13, 2026, 8:28 a.m.
Remotely Exploit :
No
Source :
curl
Solution
- Do not use .netrc file with redirects.
- Update libcurl to the latest version.
- Review credential handling for redirects.
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