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TI-2020-03439 Aliases CVE-2020-3939GHSA-w63w-793r-vxg5

SysJust Syuan-Gu-Da-Shih -Cross-Site Scripting(XSS)

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

SysJust Syuan-Gu-Da-Shih, versions before 20191223, contain vulnerability of Cross-Site Scripting(XSS), personal information may be leaked to attackers via the vulnerability.

Why it matters now

EPSS 0.00699 53rd percentileScored 2026-11-07
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
CHANGINGSyuan-Gu-Da-Shihup to 20191223—No fix listedCNA
  • Syuan-Gu-Da-Shih VendorCHANGING Affected up to 20191223 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:sysjust:syuan-gu-da-shin:*:*:*:*:*:*:*:*before 20191223VulnerableSysJust
  • cpe:2.3:a:sysjust:syuan-gu-da-shin:*:*:*:*:*:*:*:* Versions before 20191223 Vulnerable ·SysJust

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-3939
  2. 2026-10-03 Alias added: GHSA-w63w-793r-vxg5

References

Advisory 2

  • TI-2022-18452 ChangingTec MegaServiSignAdapter - Improper Input Validation CVSS 3.1CRITICAL 9.8
  • TI-2022-18448 Changing Information Technology Inc. RAVA certificate validation system - SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2026-02589 Changing｜IDExpert Windows Logon Agent - Remote Code Execution CVSS 4.0CRITICAL 9.3
  • TI-2026-02588 Changing｜IDExpert Windows Logon Agent - Remote Code Execution CVSS 4.0CRITICAL 9.3
  • TI-2021-15669 CHANGING Inc. TSSServiSignAdapter Windows Versions - Improper Input Validation CVSS 3.1CRITICAL 9.8
  • TI-2020-15835 CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack Overflow CVSS 3.1CRITICAL 9.8
See all 41 →

Sources

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