High
onnx — security advisory
Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, a path traversal vulnerability via symlink allows to read arbitrary files outside model or user-provided directory. This issue has been patched in version 1.21.0.
- Products
- onnx
- Affected versions
- 1.13.1-3, 1.13.1-3build1, 1.14.1-2, 1.14.1-2.1, 1.14.1-2.1build1, 1.14.1-2.1build2, 1.14.1-2.1ubuntu0.1~esm1, 1.17.0-3build1, 1.20.0-1, 1.20.0-6, 1.7.0+dfsg-3build1, 1.7.0+dfsg-3build2, 1.7.0+dfsg-3ubuntu1, 1.7.0+dfsg-3ubuntu2
- Fixed versions
- Not specified
- CVEs
- CVE-2026-27489
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 02:42 UTC · Revision 1
Source evidence
Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, a path traversal vulnerability via symlink allows to read arbitrary files outside model or user-provided directory. This issue has been patched in version 1.21.0.
osv:UBUNTU-CVE-2026-27489
onnx
Fixed versions: Not specified
onnx
Fixed versions: Not specified
onnx
Fixed versions: Not specified
onnx
Fixed versions: Not specified
onnx
Fixed versions: Not specified
Complete source record
{
"id": "5c0e2f6e528d91ed80e5a217a54957b4bc541c17c6475a34b3c6294bc6bd5b06",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-27489",
"method": "structured",
"payload": {
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"title": "UBUNTU-CVE-2026-27489",
"summary": "Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, a path traversal vulnerability via symlink allows to read arbitrary files outside model or user-provided directory. This issue has been patched in version 1.21.0.",
"evidence": "osv:UBUNTU-CVE-2026-27489",
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"severity": "high",
"structured": {
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"aliases": [
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],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
},
{
"type": "Ubuntu",
"score": "medium"
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},
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"database_specific": {
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{
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],
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"modified": "2026-10-17T12:58:48.518946498Z",
"provider": "osv",
"upstream": [
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],
"references": [
"https://ubuntu.com/security/CVE-2026-27489",
"https://www.cve.org/CVERecord?id=CVE-2026-27489"
]
},
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},
"source_id": "core-osv",
"document_id": 359071,
"published_at": "2026-04-01T18:16:00+00:00"
}