SSCMS up to 7.4.0 download PathUtils.RemoveParentPath path path traversal

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in SSCMS up to 7.4.0. This issue affects the function PathUtils.RemoveParentPath of the file /api/admin/plugins/install/actions/download. Such manipulation of the argument path leads to path traversal. This vulnerability is documented as CVE-2026-4222. The attack can be executed remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in SSCMS up to 7.4.0. Affected by this issue is the function PathUtils.RemoveParentPath of the file /api/admin/plugins/install/actions/download. The manipulation of the argument path with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is integrity, and availability.

The advisory is available at yuque.com. This vulnerability is handled as CVE-2026-4222. The exploitation is known to be easy. The attack may be launched remotely. The exploitation needs additional levels of successful authentication. Technical details as well as a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The exploit is available at yuque.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.8
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/15/2026 Advisory disclosed
03/15/2026 +0 days VulDB entry created
03/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: yuque.com
Status: Not defined

CVE: CVE-2026-4222 (🔒)
GCVE (CVE): GCVE-0-2026-4222
GCVE (VulDB): GCVE-100-351146
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/15/2026 17:38
Changes: 03/15/2026 17:38 (56)
Complete: 🔍
Submitter: Saul1213
Cache ID: 216::103

Submitinfo

Accepted

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