{"id":"CVE-2026-73632","state":"PUBLISHED","title":"Apache Struts: Shared serialization state in the JSON plugin","description":"Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the JSON interceptor is affected, which is not enabled by default; applications using the json result type are not affected.\n\nThis issue affects Apache Struts: 7.2.1.\n\nUsers are recommended to upgrade to version 7.3.0, which fixes the issue.","publishedAt":"2026-08-15T10:38:53.381Z","updatedAt":"2026-08-17T12:40:45.499Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Struts"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Struts","packageName":"org.apache.struts:struts2-json-plugin","defaultStatus":"unaffected","versions":[{"version":"7.2.1","status":"affected","versionType":"semver"}]}],"references":["https://cwiki.apache.org/confluence/display/WW/S2-071"],"weaknesses":["CWE-567"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73632.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73632","state":"PUBLISHED","datePublished":"2026-08-15T10:38:53.381Z","dateUpdated":"2026-08-17T12:40:45.499Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-08-13T11:51:41.735Z"},"containers":{"cna":{"title":"Apache Struts: Shared serialization state in the JSON plugin","descriptions":[{"lang":"en","value":"Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the JSON interceptor is affected, which is not enabled by default; applications using the json result type are not affected.\n\nThis issue affects Apache Struts: 7.2.1.\n\nUsers are recommended to upgrade to version 7.3.0, which fixes the issue."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Struts","packageName":"org.apache.struts:struts2-json-plugin","defaultStatus":"unaffected","versions":[{"version":"7.2.1","status":"affected","versionType":"semver"}]}],"references":[{"url":"https://cwiki.apache.org/confluence/display/WW/S2-071","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"low"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-567","description":"CWE-567 Unsynchronized Access to Shared Data in a Multithreaded Context","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-08-15T10:38:53.381Z"},"credits":[{"lang":"en","type":"finder","value":"g0w6y (https://github.com/g0w6y)"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-17T12:40:26.178330Z","id":"CVE-2026-73632","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-17T12:40:45.499Z"}}]}}}