High
Security advisory
Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-1000420
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 09:49 UTC · Revision 1
Source evidence
Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite
osv:CVE-2017-1000420
Complete source record
{
"id": "613e766a79f0aa2291a77d972f8b5d2958ed3c2183d4733f0f669424b97bc13c",
"url": "https://osv.dev/vulnerability/CVE-2017-1000420",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-1000420",
"summary": "Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite",
"evidence": "osv:CVE-2017-1000420",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2017-1000420",
"aliases": [
"CVE-2017-1000420",
"GHSA-28xp-g7f6-7mhf"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/syncthing/syncthing",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "d475ad7ce1c994358888c2fed250427ed0ef0243"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:syncthing:syncthing:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.14.33"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v0.14.33-rc.1",
"v0.14.33",
"v0.14.32-rc.2",
"v0.14.32",
"v0.14.32-rc.1",
"v0.14.31-rc.1",
"v0.14.31",
"v0.14.30-rc.1",
"v0.14.30",
"v0.14.29-rc.1",
"v0.14.29",
"v0.14.28-rc.1",
"v0.14.27-rc.2",
"v0.14.27-rc.1",
"v0.14.26-rc.1",
"v0.14.26",
"v0.14.25-rc.2",
"v0.14.25",
"v0.14.25-rc.1",
"v0.14.24-rc.1",
"v0.14.24",
"v0.14.22",
"v0.14.22-rc.1",
"v0.14.21",
"v0.14.20",
"v0.14.19",
"v0.14.18",
"v0.14.17",
"v0.14.14",
"v0.14.13",
"v0.14.12",
"v0.14.11",
"v0.14.10",
"v0.14.9",
"v0.14.8",
"v0.14.7",
"v0.14.6",
"v0.14.5",
"v0.14.4",
"v0.14.3",
"v0.14.2",
"v0.14.1",
"v0.14.0-rc.1",
"v0.14.0",
"v0.14.0-beta.1",
"v0.14.0-beta.0",
"v0.13.10",
"v0.13.9",
"v0.13.8",
"v0.13.7",
"v0.13.6",
"v0.13.5",
"v0.13.4",
"v0.13.3",
"v0.13.2",
"v0.13.1",
"v0.13.0",
"v0.13.0-beta.4",
"v0.13.0-beta.3",
"v0.13.0-beta.2",
"v0.13.0-beta.1",
"v0.13.0-beta.0",
"v0.12.11",
"v0.12.10",
"v0.12.9",
"v0.12.8",
"v0.12.7",
"v0.12.6",
"v0.12.5",
"v0.12.4",
"v0.12.3",
"v0.12.2",
"v0.12.1",
"v0.12.0",
"v0.12.0-rc6",
"v0.12.0-rc5",
"v0.12.0-rc4",
"v0.12.0-rc3",
"v0.12.0-rc2",
"v0.12.0-rc1",
"v0.12.0-beta4",
"v0.12.0-beta3",
"v0.12.0-beta2",
"v0.12.0-beta1",
"v0.12.0-beta0",
"v0.11.20",
"v0.11.18",
"v0.11.17",
"v0.11.16",
"v0.11.15",
"v0.11.14",
"v0.11.13",
"v0.11.12",
"v0.11.11",
"v0.11.10",
"v0.11.9",
"v0.11.8",
"v0.11.7",
"v0.11.6",
"v0.11.5",
"v0.11.4",
"v0.11.3",
"v0.11.2",
"v0.11.1",
"v0.11.0",
"v0.11.0-rc1",
"v0.11.0-rc0",
"v0.11.0-beta6",
"v0.11.0-beta5",
"v0.11.0-beta4",
"v0.11.0-beta3",
"v0.11.0-beta2",
"v0.11.0-beta1",
"v0.11.0-beta0",
"v0.10.27",
"v0.10.26",
"v0.10.25",
"v0.10.24",
"v0.10.23",
"v0.10.22",
"v0.10.21",
"v0.10.20",
"v0.10.19",
"v0.10.18",
"v0.10.17",
"v0.10.16",
"v0.10.15",
"v0.10.14",
"v0.10.13",
"v0.10.12",
"v0.10.11",
"v0.10.10",
"v0.10.9",
"v0.10.8",
"v0.10.7",
"v0.10.6",
"v0.10.5",
"v0.10.4",
"v0.10.3",
"v0.10.2",
"v0.10.1",
"v0.10.0",
"v0.10.0-beta1",
"v0.9.18",
"v0.9.17",
"v0.9.16",
"v0.9.15",
"v0.9.14",
"v0.9.13",
"v0.9.11",
"v0.9.10",
"v0.9.9",
"v0.9.8",
"v0.9.7",
"v0.9.6",
"v0.9.5",
"v0.9.2",
"v0.9.1",
"v0.9.0",
"v0.9.0-beta9",
"v0.9.0-beta8",
"v0.9.0-beta7",
"v0.9.0-beta6",
"v0.9.0-beta5",
"v0.9.0-beta4",
"v0.9.0-beta3",
"v0.9.0-beta2",
"v0.9.0-beta1",
"v0.8.16",
"v0.8.15",
"v0.8.14",
"v0.8.13",
"v0.8.12",
"v0.8.11",
"v0.8.10",
"v0.8.9",
"v0.8.8",
"v0.8.7",
"v0.8.6",
"v0.8.5",
"v0.8.4",
"v0.8.3",
"v0.8.2",
"v0.8.1",
"v0.8.0",
"v0.7.2",
"v0.7.1",
"v0.7.0",
"v0.6.6",
"v0.6.5",
"v0.6.4",
"v0.6.3",
"v0.6.2",
"v0.6.0",
"v0.5.4",
"v0.5.3",
"v0.5.2",
"v0.5.1",
"v0.5.0",
"v0.4.3",
"v0.4.2",
"v0.4.1",
"v0.4.0",
"v0.3.3",
"v0.3.2",
"v0.3.1",
"v0.3.0",
"v0.2.2",
"v0.2.1",
"v0.2",
"v0.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-1000420.json"
}
}
],
"modified": "2026-10-20T10:48:01.702301597Z",
"provider": "osv",
"references": [
"https://github.com/syncthing/syncthing/issues/4286"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2017-1000420",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 379956,
"published_at": "2018-01-02T19:29:00.257+00:00"
}