Low
milvus HTTP Endpoint expr.go expr.Exec deserialization
Type: advisorySources: OSV
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.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2025-15453
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 4 Nov 2026, 15:41 UTC · Revision 1
Source evidence
milvus HTTP Endpoint expr.go expr.Exec deserialization
core-osv · Original sourcePublished 5 Jan 2026, 02:32 UTC
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.
osv:CVE-2025-15453
Complete source record
{
"id": "7957980d184066b15afcfc5af4c997bb37f72c435f0bf6a44c14809b4cb81930",
"url": "https://osv.dev/vulnerability/CVE-2025-15453",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "milvus HTTP Endpoint expr.go expr.Exec deserialization",
"summary": "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.",
"evidence": "osv:CVE-2025-15453",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2025-15453",
"aliases": [
"CVE-2025-15453"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "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"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/milvus-io/milvus",
"type": "GIT",
"events": [
{
"introduced": "4def0255a928287f982f1d6b8c53ed32127bb84d"
},
{
"last_affected": "3439c3eb45f9fdc997fb0c67148b580d31852983"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "2.6.0"
},
{
"last_affected": "2.6.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.1"
},
{
"last_affected": "2.6.1"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.2"
},
{
"last_affected": "2.6.2"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.3"
},
{
"last_affected": "2.6.3"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.4"
},
{
"last_affected": "2.6.4"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.5"
},
{
"last_affected": "2.6.5"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.6"
},
{
"last_affected": "2.6.6"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "2.6.7"
},
{
"last_affected": "2.6.7"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
},
{
"range": [
{
"introduced": "0"
},
{
"last_affected": "2.6.7"
}
],
"source": "DESCRIPTION"
}
]
}
}
],
"versions": [
"2.6.0",
"2.6.1",
"2.6.2",
"2.6.3",
"2.6.4",
"2.6.5",
"2.6.6",
"2.6.7",
"v2.6.7",
"pkg/v2.6.7",
"v2.6.6",
"pkg/v2.6.6",
"v2.6.4",
"pkg/v2.6.4",
"client/v2.6.1",
"v2.6.3",
"pkg/v2.6.3",
"v2.6.2",
"pkg/v2.6.2",
"v2.6.1",
"pkg/v2.6.1",
"client/v2.6.0",
"v2.6.0",
"pkg/v2.6.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-15453.json"
}
}
],
"modified": "2026-10-28T02:30:37.012316875Z",
"provider": "osv",
"references": [
"https://github.com/milvus-io/milvus/milestone/139",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15453.json",
"https://nvd.nist.gov/vuln/detail/CVE-2025-15453",
"https://vuldb.com/?id.339486",
"https://vuldb.com/?submit.719061",
"https://github.com/milvus-io/milvus/issues/46442",
"https://github.com/milvus-io/milvus/issues/46442#issue-3743414836",
"https://github.com/milvus-io/milvus/issues/46442#issuecomment-3672197450",
"https://vuldb.com/?ctiid.339486"
],
"provider_metadata": {
"cwe_ids": [
"CWE-20",
"CWE-502"
],
"cna_assigner": "VulDB",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15453.json"
}
},
"related_cves": [
{
"value": "CVE-2025-15453",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 504208,
"published_at": "2026-01-05T02:32:06.532+00:00"
}