PYSEC-2026-1872 Requests vulnerable to .netrc credentials leak via malicious URLs

Impact Due to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc credentials to third parties for specific maliciously-crafted URLs. Workarounds For older versions of Requests, use of the .netrc file can be disabled with trustenv=False on your Requests Session docs. References...

Requests vulnerable to .netrc credentials leak via malicious URLs

ImpactDue to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc credentials to third parties for specific maliciously-crafted URLs. WorkaroundsFor older versions of Requests, use of the .netrc file can be disabled with trustenv=False on your Requests Session docs...

CVE-2026-8926

A flaw was found in curl. When curl is configured to use a .netrc file for credentials and a URL is provided with a username but no password, curl may incorrectly retrieve and use the password for a different user from the .netrc file for the same host. This could lead to unauthorized information...

password leak with netrc and user in URL

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Insufficiently Protected Credentials

Overview Affected versions of this package are vulnerable to Insufficiently Protected Credentials in the process that handles .netrc credential retrieval when a URL is specified with a username but without a password. An attacker can gain unauthorized access to sensitive information by exploiting...

CVE-2026-8926

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

AZL-91821 CVE-2026-8926 affecting package curl for versions less than 8.11.1-10

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

ALPINE-CVE-2026-8926

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

CVE-2026-8926 password leak with netrc and user in URL

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

CVE-2026-8926

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a usernamewithout a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is no...

CVE-2026-8926 password leak with netrc and user in URL

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

CVE-2026-8926

The curl utility (and libcurl ) is vulnerable to a password leak when it uses a .netrc file for credentials while the URL contains a username without a password (e.g., https://[email protected]/). In this scenario, if no exact match exists for the specified user, curl may incorrectly retrieve and ...

CVE-2026-8926 password leak with netrc and user in URL

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

EUVD-2026-41507

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a usernamewithout a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is no...

CVE-2026-8926

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

CVE-2026-8926: Insufficiently Protected Credentials

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a username without a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is n...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : curl vulnerabilities (USN-8487-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8487-1 advisory. Andrew Nesbitt discovered that curl could reuse an existing live connecti...

curl: curl: Information disclosure via incorrect .netrc password lookup

A flaw was found in curl. When curl is configured to use a .netrc file for credentials and a URL is provided with a username but no password, curl may incorrectly retrieve and use the password for a different user from the .netrc file for the same host. This could lead to unauthorized information...

SUSE SLES12 Security Update : curl (SUSE-SU-2026:2703-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2703-1 advisory. This update for curl fixes the following issues - CVE-2026-4873: connection reuse ignores TLS requirement bsc1262631. - CVE-2026-5545: wrong...

USN-8487-1 curl vulnerabilities

Andrew Nesbitt discovered that curl could reuse an existing live connection during STARTTLS-based connection upgrades even when the TLS configuration did not match. A remote attacker could possibly use this issue to cause curl to use an unintended TLS configuration. CVE-2026-8286 Muhamad Arga...