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TI-2021-08543 Aliases CVE-2021-26938GHSA-9m57-3x35-vr5p

A stored XSS issue exists in henriquedornas 5.2.17 via online live chat.

Priority LOW 26CWE-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 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

A stored XSS issue exists in henriquedornas 5.2.17 via online live chat. NOTE: Third parties report that no such product exists. That henriquedornas is the web design agency and 5.2.17 is simply the PHP version running on this hosts

Why it matters now

EPSS 0.0067 52nd 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:henriquedornas:henriquedornas:5.2.17:*:*:*:*:*:*:*5.2.17VulnerableHenriquedornas
  • cpe:2.3:a:henriquedornas:henriquedornas:5.2.17:*:*:*:*:*:*:* Versions 5.2.17 Vulnerable ·Henriquedornas

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-26938
  2. 2026-10-03 Alias added: GHSA-9m57-3x35-vr5p
  3. 2026-10-06 EPSS moved to the 50th–90th percentile

References

Exploit 1

  • TI-2021-08544 An information disclosure issue exists in henriquedornas 5.2.17 because an attacker can… CVSS 3.1HIGH 7.5

Sources

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