{"id":"AZL-6477","summary":"CVE-2021-26691 affecting package httpd for versions less than 2.4.46-10","details":"In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow","modified":"2026-04-01T05:20:23.827468Z","published":"2021-06-10T07:15:07Z","upstream":["CVE-2021-26691"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26691"}],"affected":[{"package":{"name":"httpd","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/httpd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.46-10"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6477.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}