Path Traversal Vulnerability in SSCMS Versions from Vendor SSCMS
CVE-2026-4222

5.1MEDIUM

Key Information:

Vendor

SSCMS

Status
Sscms
Vendor
CVE Published:
16 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4222?

A significant path traversal vulnerability exists in SSCMS, affecting versions up to 7.4.0. This flaw occurs in the PathUtils.RemoveParentPath function within the /api/admin/plugins/install/actions/download file. An attacker could exploit this vulnerability remotely by manipulating the path argument, enabling unauthorized access to files outside the intended directory structure. Public disclosure of this exploit has already occurred, and potential attackers may leverage this weakness. The vendor has been notified about the vulnerability but has not provided any response.

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Affected Version(s)

SSCMS 7.0

SSCMS 7.1

SSCMS 7.2

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-2026-4222 - Proof of Concept

References

https://vuldb.com/?id.351146
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351146
signaturepermissions-required
https://vuldb.com/?submit.770536
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
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

Saul1213 (VulDB User)
VulDB
JSON
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