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Vulnerability record · CVE-2025-0167 · published 5 February 2025

CVE-2025-0167: Haxx curl vulnerability

Haxx · Curl

When asked to use a `.netrc` file for credentials **and** to follow HTTP redirects, curl could leak the password used for the first host to the followed-to host under certain circumstances. This flaw only manifests itself if the netrc file has a `default` entry that omits both login and password. A rare circumstance.

3.4 CVSS 3.1 Low EPSS 0.69% · top 49.2%
3.4CVSS 3.1 base score
0.69%EPSS exploitation probability, 30 days
NoNot in CISA KEV
16Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

When asked to use a `.netrc` file for credentials **and** to follow HTTP redirects, curl could leak the password used for the first host to the followed-to host under certain circumstances. This flaw only manifests itself if the netrc file has a `default` entry that omits both login and password. A rare circumstance.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N

Affected products

16 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://curl.se/docs/CVE-2025-0167.html Vendor Advisory
https://curl.se/docs/CVE-2025-0167.json Vendor Advisory
https://hackerone.com/reports/2917232 ExploitIssue TrackingThird Party Advisory
https://security.netapp.com/advisory/ntap-20250306-0008/ Third Party Advisory
https://curl.se/docs/CVE-2025-0167.html Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-0167), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.