{"id":"AZL-91803","summary":"CVE-2026-11856 affecting package curl for versions less than 8.11.1-11","details":"Successfully using libcurl to do a transfer to a specific HTTP origin\n(`hostA`) with **Digest** authentication and then changing the origin to a\ndifferent one (`hostB`) for a second transfer, reusing the same handle, makes\nlibcurl wrongly pass on the  `Authorization:` header field meant for `hostA`,\nto `hostB`.","modified":"2026-08-30T05:26:50Z","published":"2026-07-03T07:16:23Z","upstream":["CVE-2026-11856"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11856"}],"affected":[{"package":{"name":"curl","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/curl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.11.1-11"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-91803.json"}}],"schema_version":"1.9.0"}