{"action":"Upgrade org.apache.spark:spark-core_2.13 to 3.5.8 or later.","affected":[{"fixed":"3.5.8","introduced":"3.0.0"}],"component":"org.apache.spark:spark-core_2.13","cve_ids":["CVE-2026-32773"],"ecosystem":"Maven","epss":0.00414,"exploited":false,"fixed_versions":["3.5.8"],"ghsa_id":"GHSA-9437-39hj-3c93","id":"tcs_01M5N8P27MT8RQZR147G1APR4B","modified_at":"2026-10-05T23:10:51.868340776Z","published_at":"2026-09-02T12:31:29Z","references":["https://osv.dev/vulnerability/GHSA-9437-39hj-3c93","https://nvd.nist.gov/vuln/detail/CVE-2026-32773","https://github.com/apache/spark/pull/52851","https://github.com/apache/spark/commit/3c83c2c6a22fe384280b99bb753b14800b7e27e1","https://github.com/apache/spark/commit/e739b7d349dbd41b78d49bc8086cab63db057e14","https://github.com/apache/spark","https://github.com/pypa/advisory-database/tree/main/vulns/pyspark/PYSEC-2026-3966.yaml","https://issues.apache.org/jira/browse/SPARK-53747","https://lists.apache.org/thread/k36prh3oxl1z6ov7w8rpmfnt07hmzw3v","http://www.openwall.com/lists/oss-security/2026/09/01/4"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-9437-39hj-3c93#Maven/org.apache.spark:spark-core_2.13","url":"https://osv.dev/vulnerability/GHSA-9437-39hj-3c93"}],"summary":"Apache Spark History Server allows stored cross-site scripting through unescaped application names"}