CVE Explorer
CVE-2026-26190
Milvus is an open-source vector database built for generative AI applications. Prior to 2.5.27 and 2.6.10, Milvus exposes TCP port 9091 by default, which enables authentication bypasses. The /expr debug endpoint uses a weak, predictable default authentication token derived from etcd.rootPath (default: by-dev), enabling arbitrary expression evaluation. The full REST API (/api/v1/*) is registered on the metrics/management port without any authentication, allowing unauthenticated access to all busi
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"milvus","vendor":"milvus-io","versions":[{"status":"affected","version":"< 2.5.27"},{"status":"affected","version":">= 2.6.0, < 2.6.10"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"name":"https://github.com/milvus-io/milvus/commit/92b74dd2e286006a83b4a5f07951027b32e718a9","tags":["x_refsource_MISC"],"url":"https://github.com/milvus-io/milvus/commit/92b74dd2e286006a83b4a5f07951027b32e718a9"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/references/1
{"name":"https://github.com/milvus-io/milvus/releases/tag/v2.5.27","tags":["x_refsource_MISC"],"url":"https://github.com/milvus-io/milvus/releases/tag/v2.5.27"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/references/2
{"name":"https://github.com/milvus-io/milvus/releases/tag/v2.6.10","tags":["x_refsource_MISC"],"url":"https://github.com/milvus-io/milvus/releases/tag/v2.6.10"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/references/3
{"name":"https://github.com/milvus-io/milvus/security/advisories/GHSA-7ppg-37fh-vcr6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/milvus-io/milvus/security/advisories/GHSA-7ppg-37fh-vcr6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:1d372d8aa13feb52e63aa23c14681ef6838f13107081f0a50bf9b5173398e25f · sha256:06b7b0ecfcd690c3… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.