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TI-2019-04559 Aliases CVE-2019-6503GHSA-cj22-x34q-g6g7

There is a deserialization vulnerability in Chatopera cosin v3.10.0.

Priority MEDIUM 46CWE-502Published · Updated

Key facts

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

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-502.

Summary

There is a deserialization vulnerability in Chatopera cosin v3.10.0. An attacker can execute commands during server-side deserialization by uploading maliciously constructed files. This is related to the TemplateController.java impsave method and the MainUtils toObject method.

Why it matters now

EPSS 0.02232 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:chatopera:cosin:3.10.0:*:*:*:*:*:*:*3.10.0VulnerableChatopera
  • cpe:2.3:a:chatopera:cosin:3.10.0:*:*:*:*:*:*:* Versions 3.10.0 Vulnerable ·Chatopera

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-6503
  2. 2026-10-03 Alias added: GHSA-cj22-x34q-g6g7

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences