A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not.
CVSS Details
- CVSS 3.1 Base Score: 8.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade libcurl-develUpgrade curlUpgrade curl-minimalUpgrade libcurl-minimalUpgrade libcurl | Oct 11, 2026 | Aug 17, 2026 |
| Alpine Linux | — | Upgrade curl | Jul 6, 2026 | Jul 3, 2026 |
| Amazon_linux_2023 | — | Upgrade libcurl-minimalUpgrade curl-minimalUpgrade libcurlUpgrade curlUpgrade libcurl-debuginfoUpgrade curl-minimal-debuginfoUpgrade libcurl-develUpgrade curl-debuginfoUpgrade libcurl-minimal-debuginfoUpgrade curl-debugsource | Sep 30, 2026 | Jul 3, 2026 |
| Debian | — | Upgrade curl | Oct 15, 2026 | Jul 3, 2026 |
| Ibm Aix | — | Apply the fix or workaround for curl_advisory11 | Jul 28, 2026 | Jul 28, 2026 |
| Redhat Openshift | — | Upgrade ose-rhel-coreos | Sep 3, 2026 | Jul 3, 2026 |
| Redhat_linux | — | Upgrade curlUpgrade curl-debuginfoUpgrade curl-debugsourceUpgrade libcurlUpgrade libcurl-develUpgrade libcurl-debuginfoUpgrade curl-minimal-debuginfoUpgrade libcurl-minimal-debuginfoNo solution existsUpgrade curl-minimalUpgrade libcurl-minimal | Jul 17, 2026 | Jul 3, 2026 |
| Rocky_linux | — | Upgrade libcurl-minimal-debuginfoUpgrade curl-minimalUpgrade libcurl-minimalUpgrade curl-debuginfoUpgrade libcurl-debuginfoUpgrade curl-minimal-debuginfoUpgrade libcurlUpgrade libcurl-develUpgrade curlUpgrade curl-debugsource | Aug 20, 2026 | Aug 17, 2026 |
| Ubuntu | — | Upgrade libcurl3-gnutls (Ubuntu Pro)Upgrade libcurl3-gnutlsUpgrade libcurl3t64-gnutlsUpgrade curl (Ubuntu Pro)Upgrade libcurl3 (Ubuntu Pro)Upgrade libcurl3-nss (Ubuntu Pro)Upgrade libcurl4-openssl-dev (Ubuntu Pro)Upgrade libcurl4-nss-devUpgrade libcurl3-nssUpgrade libcurl4t64Upgrade libcurl4-openssl-devUpgrade libcurl4-gnutls-dev (Ubuntu Pro)Upgrade libcurl4Upgrade libcurl4 (Ubuntu Pro)Upgrade libcurl4-nss-dev (Ubuntu Pro)Upgrade curlUpgrade libcurl4-gnutls-dev | Jul 1, 2026 | Jun 30, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 10, 2026 | Jul 3, 2026 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub