[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"cve-CVE-2026-57585":3},{"id":4,"cve_id":5,"euvd_id":6,"summary":7,"published":8,"cvss_data":9,"is_remote":19,"cwes":20,"cpes":22,"technologies":24,"references":26,"score":29,"epss_score":30,"epss_percentile":31,"is_kev":32,"cisa_kev_date_added":33,"cisa_kev_due_date":33,"cisa_ssvc":34,"attack_mappings":44,"exploits":51},361323,"CVE-2026-57585","EUVD-2026-40423","MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read\u002Fcrash on Unpacker reuse after a caught error, potentially leading to a DoS attack.  If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This issue has been fixed in version 1.2.1.","2026-06-30T22:16:00Z",{"cvss_v3.1":10},{"scope":11,"version":12,"baseScore":13,"attackVector":14,"baseSeverity":15,"vectorString":16,"integrityImpact":17,"userInteraction":17,"attackComplexity":18,"availabilityImpact":15,"privilegesRequired":17,"confidentialityImpact":17},"UNCHANGED","3.1",7.5,"NETWORK","HIGH","CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\u002FI:N\u002FA:H","NONE","LOW",true,[21],"CWE-416",[23],"cpe:2.3:a:msgpack:messagepack:*:*:*:*:*:python:*:*",[25],"Msgpack Messagepack",[27,28],"https:\u002F\u002Fgithub.com\u002Fmsgpack\u002Fmsgpack-python\u002Fcommit\u002F2c56ddb5d0025ed481d962c0f5d62d19dec7476d","https:\u002F\u002Fgithub.com\u002Fmsgpack\u002Fmsgpack-python\u002Fsecurity\u002Fadvisories\u002FGHSA-6v7p-g79w-8964",0.57,0.00488,0.41698,false,null,{"timestamp":35,"automatable":36,"tech_impact":37,"exploitation":38,"cisa_decision":39,"cisa_remediation_timeline":43},"2026-07-01T14:54:21.105642Z","yes","partial","none",{"vector":40,"decision":41,"priority":42},"CISAv1\u002FE:N\u002FA:Y\u002FT:P\u002FM:H\u002F2026-10-25T20:32:27.376140\u002F","attend","medium","14D",[45],{"name":46,"source":47,"tactics":48,"technique_id":50},"Exploit Public-Facing Application","attack_vector",[49],"initial-access","T1190",[]]