libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade curl | Aug 8, 2025 | May 28, 2025 |
| Debian | — | Upgrade curl | Jul 23, 2026 | Jul 23, 2026 |
| Freebsd | — | Upgrade curl | Jun 3, 2025 | Jun 1, 2025 |
| Splunk | — | Upgrade Splunk Enterprise to version 9.3.6Upgrade Splunk Enterprise to version 9.3.7Upgrade Splunk Enterprise to version 10.0.1Upgrade Splunk Enterprise to version 9.4.5Upgrade Splunk Enterprise to version 9.2.8Upgrade Splunk Enterprise to version 9.4.4Upgrade Splunk Enterprise to version 9.2.9 | Jul 30, 2026 | May 28, 2025 |
| Suse | — | Upgrade curl-zsh-completionUpgrade libcurl-mini4Upgrade libcurl4Upgrade libcurl-devel-32bitUpgrade libcurl-devel-docUpgrade libcurl4-32bitUpgrade curlUpgrade libcurl-devel | Sep 15, 2025 | Sep 12, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Feb 9, 2026 | May 28, 2025 |
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