{"action":"Upgrade com.liferay.portal:com.liferay.portal.kernel to 4.35.3 or later.","affected":[{"fixed":"4.35.3","introduced":"0"}],"component":"com.liferay.portal:com.liferay.portal.kernel","cve_ids":["CVE-2020-7961"],"ecosystem":"Maven","epss":0.99905,"exploited":true,"fixed_versions":["4.35.3"],"ghsa_id":"GHSA-w7pm-cc4v-f3g8","id":"tcs_01M5N9FVWY62SRQAJG9VSY83W7","modified_at":"2025-10-22T19:26:16.486025Z","published_at":"2022-05-24T17:12:05Z","references":["https://osv.dev/vulnerability/GHSA-w7pm-cc4v-f3g8","https://nvd.nist.gov/vuln/detail/CVE-2020-7961","https://github.com/liferay/liferay-portal","https://github.com/liferay/liferay-portal/blob/7.2.1-ga2/portal-kernel/bnd.bnd","https://portal.liferay.dev/learn/security/known-vulnerabilities","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/117954271","https://research.checkpoint.com/2021/freakout-leveraging-newest-vulnerabilities-for-creating-a-botnet","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-7961","http://packetstormsecurity.com/files/157254/Liferay-Portal-Java-Unmarshalling-Remote-Code-Execution.html","http://packetstormsecurity.com/files/158392/Liferay-Portal-Remote-Code-Execution.html"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-w7pm-cc4v-f3g8","url":"https://osv.dev/vulnerability/GHSA-w7pm-cc4v-f3g8"},{"source":"kev","source_id":"CVE-2020-7961","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json"}],"summary":"Deserialization of Untrusted Data in Liferay Portal"}