Medium severity5.3NVD Advisory· Published May 13, 2026· Updated May 14, 2026

CVE-2026-6429

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.

Affected products

Curl/Curlinferred
Haxx/Curl
cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
Range: >=7.14.0,<8.20.0

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

curl.se/docs/CVE-2026-6429.htmlnvdPatchVendor Advisory
hackerone.com/reports/3677759nvdExploitIssue TrackingThird Party Advisory
curl.se/docs/CVE-2026-6429.jsonnvdProduct

News mentions

No linked articles in our index yet.

cvss	0.345
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000