{"id":"CVE-2025-15453","state":"PUBLISHED","title":"milvus HTTP Endpoint expr.go expr.Exec deserialization","description":"A security vulnerability has been detected in milvus up to 2.6.7. This vulnerability affects the function expr.Exec of the file pkg/util/expr/expr.go of the component HTTP Endpoint. The manipulation of the argument code leads to deserialization. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. A fix is planned for the next release 2.6.8.","publishedAt":"2026-01-05T02:32:06.532Z","updatedAt":"2026-02-23T08:16:08.533Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["n/a milvus"],"affected":[{"vendor":"n/a","product":"milvus","versions":[{"version":"2.6.0","status":"affected"},{"version":"2.6.1","status":"affected"},{"version":"2.6.2","status":"affected"},{"version":"2.6.3","status":"affected"},{"version":"2.6.4","status":"affected"},{"version":"2.6.5","status":"affected"},{"version":"2.6.6","status":"affected"},{"version":"2.6.7","status":"affected"}],"modules":["HTTP Endpoint"]}],"references":["https://vuldb.com/?id.339486","https://vuldb.com/?ctiid.339486","https://vuldb.com/?submit.719061","https://github.com/milvus-io/milvus/issues/46442","https://github.com/milvus-io/milvus/issues/46442#issuecomment-3672197450","https://github.com/milvus-io/milvus/issues/46442#issue-3743414836","https://github.com/milvus-io/milvus/milestone/139"],"weaknesses":["CWE-502","CWE-20"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/15xxx/CVE-2025-15453.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-15453","state":"PUBLISHED","datePublished":"2026-01-05T02:32:06.532Z","dateUpdated":"2026-02-23T08:16:08.533Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-01-04T08:52:58.262Z"},"containers":{"cna":{"title":"milvus HTTP Endpoint expr.go expr.Exec deserialization","descriptions":[{"lang":"en","value":"A security vulnerability has been detected in milvus up to 2.6.7. This vulnerability affects the function expr.Exec of the file pkg/util/expr/expr.go of the component HTTP Endpoint. The manipulation of the argument code leads to deserialization. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. A fix is planned for the next release 2.6.8."}],"affected":[{"vendor":"n/a","product":"milvus","versions":[{"version":"2.6.0","status":"affected"},{"version":"2.6.1","status":"affected"},{"version":"2.6.2","status":"affected"},{"version":"2.6.3","status":"affected"},{"version":"2.6.4","status":"affected"},{"version":"2.6.5","status":"affected"},{"version":"2.6.6","status":"affected"},{"version":"2.6.7","status":"affected"}],"modules":["HTTP Endpoint"]}],"references":[{"url":"https://vuldb.com/?id.339486","name":"VDB-339486 | milvus HTTP Endpoint expr.go expr.Exec deserialization","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.339486","name":"VDB-339486 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.719061","name":"Submit #719061 | milvus-io milvus latest Not Safe Remote Expression Execution","tags":["third-party-advisory"]},{"url":"https://github.com/milvus-io/milvus/issues/46442","tags":["issue-tracking"]},{"url":"https://github.com/milvus-io/milvus/issues/46442#issuecomment-3672197450","tags":["issue-tracking"]},{"url":"https://github.com/milvus-io/milvus/issues/46442#issue-3743414836","tags":["exploit","issue-tracking"]},{"url":"https://github.com/milvus-io/milvus/milestone/139","tags":["related"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","type":"CWE","lang":"en","description":"Deserialization"}]},{"descriptions":[{"cweId":"CWE-20","type":"CWE","lang":"en","description":"Improper Input Validation"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-02-23T08:16:08.533Z"},"timeline":[{"time":"2026-01-04T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-01-04T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-01-05T07:17:34.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"0x1f (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-06T19:03:27.723486Z","id":"CVE-2025-15453","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-06T19:03:43.133Z"}}]}}}