# CVE-2026-8926

## Summary

- **CVE ID:** CVE-2026-8926
- **Severity:** CRITICAL
- **CVSS Score:** 9.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
- **CWE:** CWE-522
- **Published:** Jul 3, 2026
- **Last Modified:** Sep 15, 2026

## Description

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://user@example.com/`, 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 match for the specified user.

## Affected Products

- curl — curl (8.20.0)
- curl — curl (8.19.0)
- curl — curl (8.18.0)
- curl — curl (8.17.0)
- curl — curl (8.16.0)
- curl — curl (8.15.0)
- curl — curl (8.14.1)
- curl — curl (8.14.0)
- curl — curl (8.13.0)
- curl — curl (8.12.1)
- curl — curl (8.12.0)
- curl — curl (8.11.1)
- curl — curl (e9b9bbac22c26cf67316fa8e6c6b9e831af31949)

## References

- [CNA](https://curl.se/docs/CVE-2026-8926.json)
- [CNA](https://curl.se/docs/CVE-2026-8926.html)
- [CNA](https://hackerone.com/reports/3735184)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.44%
- **EPSS Percentile:** 37.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._