milvus-io milvus Grantee ID Hash kv_catalog.go weak hash

published 2026-06-04 5 mo ago modified 2026-09-10 1 mo ago also BIT-milvus-2026-10814 , EUVD-2026-34292 , GHSA-jh6h-v6mp-h22v , GO-2026-5999

cvss: 4.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits: 0; none known

A vulnerability has been found in milvus-io milvus up to 2.6.13. This vulnerability affects unknown code of the file internal/metastore/kv/rootcoord/kv_catalog.go of the component Grantee ID Hash Handler. The manipulation leads to use of weak hash. The attack needs to be performed locally. The attack's complexity is rated as high. It is stated that the exploitability is difficult. The exploit has been disclosed to the public and may be used. The identifier of the patch is 3d932f1c3e065351c4440c27abe1e6479752544d. Applying a patch is the recommended action to fix this issue.

Patch / fix

fixed in 2 distros 1 links 2

go github.com/milvus-io/milvus 0.10.3-0.20260602041816-3d932f1c3e06
bitnami milvus 2.6.14

govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1

opensuse advisories openSUSE-SU-2026:21483-1

github.com/milvus-io/milvus@3d932f1 commit
github.com/milvus-io/milvus#50060 pull request

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 5 mo ago (2026-06-04)

Exploit prediction

0.09% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/milvus-io/milvus/issues/49857 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	2.0	CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.5	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
CNA	3.0	4.5	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
CNA	2.0	3.5	AV:L/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C
GitHub	3.1	4.5	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	4.0	1.1	CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	4.5	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	2.0	3.5	AV:L/AC:H/Au:S/C:P/I:P/A:P
OSV	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
go	github.com/milvus-io/milvus	<0.10.3-0.20260602041816-3d932f1c3e06	0.10.3-0.20260602041816-3d932f1c3e06
bitnami	milvus	<2.6.14	2.6.14

Affected products

milvus-io milvus

Classification

Weakness

CWE-328 Use of Weak Hash
CWE-327 Use of a Broken or Risky Cryptographic Algorithm

References

github.com /milvus-io/milvus/pull/50060
issue-tracking, patch, web
github.com /milvus-io/milvus/commit/3d932f1c3e065351c4440c27abe1e6479752544d
patch, web
github.com /milvus-io/milvus/issues/49857
exploit, issue-tracking, web, report
vuldb.com /vuln/368262
vdb-entry, web, third-party-advisory, advisory
vuldb.com /vuln/368262/cti
signature, permissions-required, web, vdb-entry, report
vuldb.com /cve/CVE-2026-10814
third-party-advisory, web, vdb-entry, advisory
vuldb.com /submit/831645
third-party-advisory, web, vdb-entry, advisory
github.com /milvus-io/milvus/
product, web
nvd.nist.gov /vuln/detail/CVE-2026-10814
advisory, web
github.com /milvus-io/milvus
package
github.com /advisories/GHSA-jh6h-v6mp-h22v
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary