{"action":"Upgrade org.springframework.kafka:spring-kafka to 3.3.16 (3.x) or 4.0.6 (4.x) or later.","affected":[{"fixed":"4.0.6","introduced":"4.0.0"},{"fixed":"3.3.16","introduced":"3.3.0"},{"introduced":"3.2.0","last_affected":"3.2.13"},{"introduced":"2.9.0","last_affected":"2.9.13"},{"introduced":"0","last_affected":"2.8.11"}],"component":"org.springframework.kafka:spring-kafka","cve_ids":["CVE-2026-41726"],"ecosystem":"Maven","epss":0.00296,"exploited":false,"fixed_versions":["4.0.6","3.3.16"],"ghsa_id":"GHSA-xvfq-4q6q-gxx7","id":"tcs_01M5N9K0JW3PN5FW6V61MBPQZV","modified_at":"2026-06-12T22:11:26.014992Z","published_at":"2026-06-10T00:31:52Z","references":["https://osv.dev/vulnerability/GHSA-xvfq-4q6q-gxx7","https://nvd.nist.gov/vuln/detail/CVE-2026-41726","https://github.com/spring-projects/spring-kafka/issues/4489","https://github.com/spring-projects/spring-kafka/commit/ca2337ba789c5778a10197bda17a62915247ff6c","https://github.com/spring-projects/spring-kafka","https://spring.io/security/cve-2026-41726"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-xvfq-4q6q-gxx7","url":"https://osv.dev/vulnerability/GHSA-xvfq-4q6q-gxx7"}],"summary":"In Spring for Apache Kafka, unbounded delegate cache keyed on user-controlled, potentially malicious selector header"}