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TI-2026-04596 Aliases CVE-2026-5261GHSA-m245-c8r9-78c2

Shandong Hoteam InforCenter PLM BaseHandler.ashx uploadFileToIIS unrestricted upload

Priority HIGH 70CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass, Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-284 and CWE-434.

Summary

A vulnerability was identified in Shandong Hoteam InforCenter PLM up to 8.3.8. The impacted element is the function uploadFileToIIS of the file /Base/BaseHandler.ashx. The manipulation of the argument File leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00392 33rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Shandong HoteamInforCenter PLM8.3.0; 8.3.1; 8.3.2; 8.3.3; 8.3.4; 8.3.5; 8.3.6; 8.3.7; 8.3.8—No fix listedCNA
  • InforCenter PLM VendorShandong Hoteam Affected 8.3.0; 8.3.1; 8.3.2; 8.3.3; 8.3.4; 8.3.5; 8.3.6; 8.3.7; 8.3.8 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-5261
  2. 2026-10-03 Alias added: GHSA-m245-c8r9-78c2

References

  • TI-2026-15432 Shandong Hoteam PDM Product Data Management System DataService GetStoredClassByFilter sql injection CVSS 4.0MEDIUM 6.9

Sources