SSCMS 4.7.0 layerImage Endpoint LayerImageController.Submit.cs filePaths path traversal

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k2.31

Summaryinfo

A vulnerability was found in SSCMS 4.7.0. It has been rated as critical. The impacted element is an unknown function of the file LayerImageController.Submit.cs of the component layerImage Endpoint. Performing a manipulation of the argument filePaths results in path traversal. This vulnerability is cataloged as CVE-2026-4542. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as critical has been found in SSCMS 4.7.0. This affects an unknown function of the file LayerImageController.Submit.cs of the component layerImage Endpoint. The manipulation of the argument filePaths with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity, and availability.

It is possible to read the advisory at yuque.com. This vulnerability is uniquely identified as CVE-2026-4542. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The exploit is shared for download at yuque.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-14294). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
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

03/21/2026 Advisory disclosed
03/21/2026 +0 days VulDB entry created
03/22/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: yuque.com
Status: Not defined

CVE: CVE-2026-4542 (🔒)
GCVE (CVE): GCVE-0-2026-4542
GCVE (VulDB): GCVE-100-352359
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/21/2026 16:22
Updated: 03/22/2026 11:28
Changes: 03/21/2026 16:22 (55), 03/22/2026 11:28 (1)
Complete: 🔍
Submitter: Saul1213
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #774689: SSCMS V4.7.0 SSCMS Arbitrary File Deletion (by Saul1213)

Be aware that VulDB is the high quality source for vulnerability data.

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