{"schema_version":"1.9.0","id":"CVE-2021-25122","published":"2021-03-01T12:15:13.793Z","modified":"2026-08-27T11:47:29.607373579Z","aliases":["BIT-tomcat-2021-25122","GHSA-j39c-c8hj-x4j3"],"related":["SUSE-SU-2021:0988-1","SUSE-SU-2021:0989-1","SUSE-SU-2021:1008-1","SUSE-SU-2021:1009-1","SUSE-SU-2026:1058-1","openSUSE-SU-2021:0496-1","openSUSE-SU-2024:11468-1","openSUSE-SU-2024:13441-1"],"details":"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 from one request to another meaning user A and user B could both see the results of user A's 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