High
Security advisory
An issue was discovered in litemall 0.9.0. Arbitrary file download is possible via ../ directory traversal in linlinjava/litemall/wx/web/WxStorageController.java in the litemall-wx-api component.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-18434
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:27 UTC · Revision 1
Source evidence
An issue was discovered in litemall 0.9.0. Arbitrary file download is possible via ../ directory traversal in linlinjava/litemall/wx/web/WxStorageController.java in the litemall-wx-api component.
osv:CVE-2018-18434
Complete source record
{
"id": "ddd254a89d316e54e3bd91be92c6f7299202de03e690ced3283a712cfd7a634e",
"url": "https://osv.dev/vulnerability/CVE-2018-18434",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-18434",
"summary": "An issue was discovered in litemall 0.9.0. Arbitrary file download is possible via ../ directory traversal in linlinjava/litemall/wx/web/WxStorageController.java in the litemall-wx-api component.",
"evidence": "osv:CVE-2018-18434",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2018-18434",
"aliases": [
"CVE-2018-18434"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/linlinjava/litemall",
"type": "GIT",
"events": [
{
"introduced": "76568b304da6dc9a5eb3290f27b73fe6b99f4684"
},
{
"last_affected": "76568b304da6dc9a5eb3290f27b73fe6b99f4684"
},
{
"fixed": "49ab94d0052672d4fb642505d44b94a18abea332"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:linlinjava:litemall:0.9.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0.9.0"
},
{
"last_affected": "0.9.0"
}
],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "49ab94d0052672d4fb642505d44b94a18abea332"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"0.9.0",
"v0.9.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18434.json",
"vanir_signatures": [
{
"id": "CVE-2018-18434-1a0522a5",
"digest": {
"length": 523,
"function_hash": "96696369334610697743408769115790146277"
},
"source": "https://github.com/linlinjava/litemall/commit/49ab94d0052672d4fb642505d44b94a18abea332",
"target": {
"file": "litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxStorageController.java",
"function": "download"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2018-18434-8edbfcd8",
"digest": {
"length": 418,
"function_hash": "132900878510239747528676688137397217800"
},
"source": "https://github.com/linlinjava/litemall/commit/49ab94d0052672d4fb642505d44b94a18abea332",
"target": {
"file": "litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxStorageController.java",
"function": "fetch"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2018-18434-d4c1ddb1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"61156782022435078365736256290978580660",
"150529089046009252282262868661007395271",
"216128168918769434751914760151925976629",
"298501460194646143563491339352291144462",
"275268899948578981886649810119026351895",
"210542490001809390165621182183818271848",
"130612534208309019081421269457475556251",
"113316971842657389825178937665474399592",
"162294934809481003654137574868485171720",
"302301535898693361968315070138888813095",
"304736416107486914007798968273995350263",
"150529089046009252282262868661007395271",
"216128168918769434751914760151925976629",
"298501460194646143563491339352291144462",
"275268899948578981886649810119026351895",
"210542490001809390165621182183818271848",
"130612534208309019081421269457475556251",
"113316971842657389825178937665474399592",
"187198733614269955402973279316509229044",
"156726085061399067872233506971015297061"
]
},
"source": "https://github.com/linlinjava/litemall/commit/49ab94d0052672d4fb642505d44b94a18abea332",
"target": {
"file": "litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxStorageController.java"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:36:08Z"
}
}
],
"modified": "2026-10-20T13:36:08.606048527Z",
"provider": "osv",
"references": [
"https://github.com/linlinjava/litemall/issues/76",
"https://github.com/linlinjava/litemall/commit/49ab94d0052672d4fb642505d44b94a18abea332"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-18434",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387880,
"published_at": "2018-10-17T06:29:00.637+00:00"
}