{"id":"CVE-2025-6566","summary":"oatpp Oat++ Deserializer.cpp deserializeArray stack-based overflow","details":"A vulnerability was found in oatpp Oat++ up to 1.3.1. It has been declared as critical. This vulnerability affects the function deserializeArray of the file src/oatpp/json/Deserializer.cpp. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.","modified":"2026-08-12T03:51:17.070229496Z","published":"2025-06-24T13:00:16.903Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-119","CWE-121"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6566.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6566.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6566"},{"type":"ADVISORY","url":"https://vuldb.com/?id.313738"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.597453"},{"type":"REPORT","url":"https://github.com/oatpp/oatpp/issues/1037"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.313738"},{"type":"EVIDENCE","url":"https://github.com/user-attachments/files/19579448/oatpp_crash.txt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/oatpp/oatpp","events":[{"introduced":"17ef2a7f6c8a932498799b2a5ae5aab2869975c7"},{"last_affected":"17ef2a7f6c8a932498799b2a5ae5aab2869975c7"}],"database_specific":{"cpe":"cpe:2.3:a:oatpp:oat\\+\\+:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.3.0"},{"last_affected":"1.3.0"},{"introduced":"1.3.1"},{"last_affected":"1.3.1"},{"introduced":"0"}],"source":["AFFECTED_FIELD","CPE_RANGE"]}}],"versions":["1.3.0","1.3.1","1.3.0-latest"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6566.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"}]}