{"action":"Upgrade tomcat9 to 9.0.43-1 or later.","affected":[{"fixed":"9.0.43-1","introduced":"0"}],"component":"tomcat9","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["9.0.43-1"],"id":"tcs_01M5NFFNP3BHME41F5V43762JM","modified_at":"2026-10-09T09:47:27.727928206Z","published_at":"2021-03-01T12:15:13.793Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-25122","https://security-tracker.debian.org/tracker/CVE-2021-25122"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-25122#Debian:13/tomcat9","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-25122"}],"summary":"When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body"}