Unauthenticated Path Traversal Vulnerability in YiShaAdmin by Liukuo
CVE-2022-51022

8.8HIGH

Key Information:

Vendor

Liukuo362573

Status
Yishaadmin
Vendor
CVE Published:
22 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-51022?

Versions 2.2 to 3.1 of YiShaAdmin contain an unauthenticated path traversal vulnerability in the /admin/File/DownloadFile endpoint. This weakness allows attackers to manipulate the filePath parameter to read and delete sensitive system files through crafted GET requests. Users should be cautious, as the exploitation was first reported by the Shadowserver Foundation on October 20, 2023. The issue has been addressed in commit 025b062, but the potential for exploitation remains a concern for users not on updated versions.

Affected Version(s)

YiShaAdmin 2.2 <= 3.1

YiShaAdmin 025b0628b1295bd2d9fd6c9b5b82692a345151ef

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-51022 - Proof of Concept

References

https://huntr.com/bounties/2acdd87a-12bd-4ce4-994b-0081eb...
technical-descriptionexploit
https://github.com/liukuo362573/YiShaAdmin/commit/025b062...
patch
https://github.com/liukuo362573/YiShaAdmin/commit/c3b66e6...
patch

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

The Shadowserver Foundation
.