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TI-2021-16762 Aliases CVE-2021-39427GHSA-69gq-wgxm-h274

Cross site scripting vulnerability in 188Jianzhan 2.10 allows attackers to execute…

Priority MEDIUM 58CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
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 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

Cross site scripting vulnerability in 188Jianzhan 2.10 allows attackers to execute arbitrary code via the username parameter to /admin/reg.php.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00477 41st 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

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
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
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:vtimecn:188jianzhan:2.10:*:*:*:*:*:*:*2.10VulnerableVtimecn
  • cpe:2.3:a:vtimecn:188jianzhan:2.10:*:*:*:*:*:*:* Versions 2.10 Vulnerable ·Vtimecn

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-39427
  2. 2026-10-03 Alias added: GHSA-69gq-wgxm-h274

References

  • TI-2020-14639 SQL Injection vulnerability in 188Jianzhan v2.1.0, allows attackers to execute arbitrary… CVSS 3.1CRITICAL 9.8

Sources