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TI-2026-21782 Aliases CVE-2026-27366GHSA-hpf4-4ccj-785m

WordPress MainWP Child plugin <= 6.1.1 - Broken Access Control vulnerability

Priority LOW 35CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
High
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

Unauthenticated Broken Access Control in MainWP Child <= 6.1.1 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00312 24th 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
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MainWPMainWP Childup to 6.1.1—No fix listedCNA
  • MainWP Child VendorMainWP Affected up to 6.1.1 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27366
  2. 2026-10-03 Alias added: GHSA-hpf4-4ccj-785m

References

Other 1

  • TI-2023-09477 WordPress MainWP File Uploader Extension Plugin <= 4.1 - Unauthenticated Arbitrary File Upload Vulnerability CVSS 3.1CRITICAL 10.0
  • TI-2023-09550 WordPress MainWP Broken Links Checker Extension Plugin <= 4.0 is vulnerable to SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2023-09470 Code injection in MainWP Code Snippets Extension CVSS 3.1CRITICAL 9.9
  • TI-2024-09995 MainWP Child <= 5.3.3 - Missing Authorization to Unauthenticated Privilege Escalation CVSS 3.1HIGH 8.1
  • TI-2026-69632 Object injection in MainWP Child WordPress plugin CVSS 3.1HIGH 8.8
  • TI-2023-09480 WordPress MainWP Maintenance Extension Plugin <= 4.1.1 is vulnerable to SQL Injection CVSS 3.1HIGH 8.8
See all 24 →

Sources

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