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TI-2020-13397 Aliases CVE-2020-18455GHSA-x4jc-6f98-5grf

Cross Site Scripting (XSS) vulnerability exists in bycms v3.0.4 via the title parameter…

Priority LOW 23CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
High
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 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross Site Scripting (XSS) vulnerability exists in bycms v3.0.4 via the title parameter in the edit function in Document.php.

Why it matters now

EPSS 0.00527 44th 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:bycms_project:bycms:1.3.0:*:*:*:*:*:*:*1.3.0VulnerableBycms Project
  • cpe:2.3:a:bycms_project:bycms:1.3.0:*:*:*:*:*:*:* Versions 1.3.0 Vulnerable ·Bycms Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-18455
  2. 2026-10-03 Alias added: GHSA-x4jc-6f98-5grf

References

Exploit 1

  • TI-2020-13399 Cross Site Request Forgery (CSRF) vulnerability exists in bycms v1.3.0 that can add an… CVSS 3.1MEDIUM 6.8
  • TI-2020-13396 Cross Site Request Forgery (CSRF) vulnerability in bycms v1.3 via admin.php/systems/index/module_id/70/group_id/1.html. CVSS 3.1MEDIUM 6.8

Sources

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