MediumFix available
Security fix for CVE-2026-21726 applied in: grafana-alloy 1.15.1-r1, grafana-alloy 1.16.0-r0, grafana-alloy-fips 1.14.2-r1, grafana-alloy-fips 1.15.0-r2, grafana-alloy-fips 1.15.1-r0, grafana-alloy-fi
Type: advisorySources: OSV
CVE-2026-21726 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details.
- Products
- grafana-alloy, grafana-alloy-fips
- Affected versions
- Not specified
- Fixed versions
- 1.14.2-r1, 1.15.0-r2, 1.15.1-r0, 1.15.1-r1, 1.16.0-r0
- CVEs
- CVE-2026-21726
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 11:01 UTC · Revision 1
Source evidence
Security fix for CVE-2026-21726 applied in: grafana-alloy 1.15.1-r1, grafana-alloy 1.16.0-r0, grafana-alloy-fips 1.14.2-r1, grafana-alloy-fips 1.15.0-r2, grafana-alloy-fips 1.15.1-r0, grafana-alloy-fi
core-osv · Original sourcePublished 18 Sept 2026, 10:18 UTC
CVE-2026-21726 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details.
osv:CLEANSTART-2026-ZS27491
grafana-alloy
Fixed versions: 1.15.1-r1
grafana-alloy
Fixed versions: 1.16.0-r0
grafana-alloy-fips
Fixed versions: 1.14.2-r1
grafana-alloy-fips
Fixed versions: 1.15.0-r2
grafana-alloy-fips
Fixed versions: 1.15.1-r0
grafana-alloy-fips
Fixed versions: 1.16.0-r0
Complete source record
{
"id": "843955d441dc5a25e76fb5acac39e1ed892057ffc1933333c2ab7543d55cbe9c",
"url": "https://osv.dev/vulnerability/CLEANSTART-2026-ZS27491",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Security fix for CVE-2026-21726 applied in: grafana-alloy 1.15.1-r1, grafana-alloy 1.16.0-r0, grafana-alloy-fips 1.14.2-r1, grafana-alloy-fips 1.15.0-r2, grafana-alloy-fips 1.15.1-r0, grafana-alloy-fi",
"summary": "CVE-2026-21726 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details.",
"evidence": "osv:CLEANSTART-2026-ZS27491",
"products": [
{
"name": {
"value": "grafana-alloy",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.15.1-r1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "grafana-alloy",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.16.0-r0",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "grafana-alloy-fips",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.2-r1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "grafana-alloy-fips",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.15.0-r2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "grafana-alloy-fips",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.15.1-r0",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "grafana-alloy-fips",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.16.0-r0",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "CLEANSTART-2026-ZS27491",
"aliases": [
"CLEANSTART-2026-ZS27491"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.15.1-r1"
}
]
}
],
"package": {
"name": "grafana-alloy",
"purl": "pkg:apk/cleanstart/grafana-alloy",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.16.0-r0"
}
]
}
],
"package": {
"name": "grafana-alloy",
"purl": "pkg:apk/cleanstart/grafana-alloy",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.14.2-r1"
}
]
}
],
"package": {
"name": "grafana-alloy-fips",
"purl": "pkg:apk/cleanstart/grafana-alloy-fips",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.15.0-r2"
}
]
}
],
"package": {
"name": "grafana-alloy-fips",
"purl": "pkg:apk/cleanstart/grafana-alloy-fips",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.15.1-r0"
}
]
}
],
"package": {
"name": "grafana-alloy-fips",
"purl": "pkg:apk/cleanstart/grafana-alloy-fips",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.16.0-r0"
}
]
}
],
"package": {
"name": "grafana-alloy-fips",
"purl": "pkg:apk/cleanstart/grafana-alloy-fips",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZS27491.json"
}
}
],
"modified": "2026-10-09T07:47:44.283270847Z",
"provider": "osv",
"upstream": [
"CVE-2026-21726"
],
"references": [
"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ZS27491.json",
"https://osv.dev/vulnerability/CVE-2026-21726",
"https://nvd.nist.gov/vuln/detail/CVE-2026-21726"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2026-21726",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 110903,
"published_at": "2026-09-18T10:18:47.404+00:00"
}