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TI-2023-21159 Aliases CVE-2023-40330GHSA-5mx8-3m53-qgv6

WordPress GD Security Headers Plugin <= 1.6.1 is vulnerable to Cross Site Scripting (XSS)

Priority LOW 31CWE-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 · Low
Fix status
No fix listed

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

Summary

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Milan Petrovic GD Security Headers plugin <= 1.6.1 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00387 33rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
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
Milan PetrovicGD Security Headersup to 1.6.1—No fix listedCNA
  • GD Security Headers VendorMilan Petrovic Affected up to 1.6.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:dev4press:gd_security_headers:*:*:*:*:*:wordpress:*:*up to 1.6.1VulnerableMilan Petrovic
  • cpe:2.3:a:dev4press:gd_security_headers:*:*:*:*:*:wordpress:*:* Versions up to 1.6.1 Vulnerable ·Milan Petrovic

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-40330
  2. 2026-10-03 Alias added: GHSA-5mx8-3m53-qgv6

References

Advisory 1

  • TI-2023-25292 WordPress GD Security Headers Plugin <= 1.7 is vulnerable to SQL Injection CVSS 3.1HIGH 7.6

Sources

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