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Critical 9.1Published Oct 22, 2026

CVE-2022-51022YiShaAdmin 3.1 Unauthenticated Path Traversal via DownloadFile endpoint

Updated under an hour ago ()

Does this affect you?

It affects liukuo362573 YiShaAdmin. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

YiShaAdmin 2.2 through 3.1, fixed in commit 025b062, contains an unauthenticated path traversal vulnerability in the /admin/File/DownloadFile endpoint that allows attackers to read and delete arbitrary files via the filePath parameter. Attackers can send crafted GET requests with directory traversal sequences in filePath and set the delete parameter to read or remove system files like etc/passwd. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.

CVSS
9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness (CWE)
CWE-22
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulnCheck
NVD analysis
Received
Record last updated
Oct 22, 2026
First seen by InfoSec Signals
Oct 22, 2026

Affected products

Affected products
liukuo362573 YiShaAdmin
liukuo362573:yishaadmin (from the name)
from 2.2 through 3.1; 025b0628b1295bd2d9fd6c9b5b82692a345151ef not affected
CNA record

References

  • technical-description, exploit
  • patch
  • patch
  • technical-description
  • third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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