{"schema":"threatline.record/2","record":{"id":"CVE-2026-55083","aliases":["GHSA-3fr2-wvqx-cmr5"],"summary":"DHIS2: Unsafe Java Deserialization - Remote Code Execution (RCE)","details":"DHIS2 is a flexible information system for data capture, management, validation, analytics and visualization. From versions 2.42.0 to before 2.42.5.1, and from versions 2.43.0 to before 2.43.0.1, DHIS2 is vulnerable to remote code execution (RCE) via unsafe Java deserialization. This issue has been patched in versions 2.42.5.1, 2.43.0.1, and 2.44.","categories":["Unclassified"],"product":"dhis2-core","vendor":"dhis2","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-55083","source_modified_at":"2026-10-01T18:30:36.526Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"dhis2-core","vendor":"dhis2","versions":[{"status":"affected","version":">= 2.42.0, < 2.42.5.1"},{"status":"affected","version":">= 2.43.0, < 2.43.0.1"}],"defaultStatus":null},{"source":"GitHub Advisory Database","source_url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","source_modified_at":"2026-06-26T15:06:36Z","fetched_at":"2026-10-23T19:58:35.668311Z","package":{"ecosystem":"maven","name":"dhis2-core"},"range":"2.42.x before 2.42.5.1, 2.43.0 before 2.43.0.1, 2.44 development branch before PR #24162"}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","source_modified_at":"2026-06-26T15:06:36Z","fetched_at":"2026-10-23T19:58:35.668311Z","package":{"ecosystem":"maven","name":"dhis2-core"},"version":"2.42.5.1"},{"source":"GitHub Advisory Database","source_url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","source_modified_at":"2026-06-26T15:06:36Z","fetched_at":"2026-10-23T19:58:35.668311Z","package":{"ecosystem":"maven","name":"dhis2-core"},"version":"2.43.0.1"},{"source":"GitHub Advisory Database","source_url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","source_modified_at":"2026-06-26T15:06:36Z","fetched_at":"2026-10-23T19:58:35.668311Z","package":{"ecosystem":"maven","name":"dhis2-core"},"version":"2.44 development branch after PR #24162"}],"cvss":9.1,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00574,"percentile":0.46687,"score_date":"2026-10-23"},"published_at":"2026-10-01T18:00:05.332Z","modified_at":"2026-10-01T18:30:36.526Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-55083","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-01T18:30:36.526Z"},{"source":"GitHub Advisory Database","url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","fetched_at":"2026-10-23T19:58:35.668311Z","source_modified_at":"2026-06-26T15:06:36Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-55083","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","GitHub Advisory Database","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/dhis2/dhis2-core/security/advisories/GHSA-3fr2-wvqx-cmr5","tags":["x_refsource_CONFIRM"]},{"source":"CVE List","url":"https://github.com/dhis2/dhis2-core/releases/tag/2.42.5.1","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/dhis2/dhis2-core/releases/tag/2.43.0.1","tags":["x_refsource_MISC"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-01T18:30:31.099135Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-01T18:30:36.526Z","content_hash":"f8f4beaa6cfcf4c98551082708e2ca9700355172e351b36c5913fe372c5bb145"}}