TI-2026-70329 Aliases CVE-2026-39801 GHSA-f2rq-v4f6-5f5j

Privilege escalation in WordPress AIWU plugin

MEDIUM 43CWE-266Published 2026-10-10 · Updated 2026-10-11

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Privilege escalation
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-266.

Summary

The WordPress AIWU plugin by Sergey, through 1.5.9, assigns privileges incorrectly (CWE-266). A user with a subscriber account can escalate privileges on the site over the network without user interaction, and the CVSS 3.1 base score is 9.8 (critical).

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

Subscriber Privilege Escalation in AIWU <= 1.5.9 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00437 38th 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

Vendor	Product	Affected versions	Fixed in	Status	Source
Sergey	AIWU	up to 1.5.9	—	No fix listed	CNA

AIWU VendorSergey Affected up to 1.5.9 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for AIWU.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

2026-10-11 Threatist record created from CVE-2026-39801
2026-10-11 Alias added: GHSA-f2rq-v4f6-5f5j

References

Other 1

https://patchstack.com/database/wordpress/plugin/ai-copilot-content-generator/vulnerability/wordpress-aiwu-plugin-1-5-9-privilege-escalation-vulnerability?_s_id=cve

TI-2026-46677 WordPress AIWU plugin <= 1.5.6 - Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
TI-2026-36143 WordPress AIWU plugin <= 1.4.17 - Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
TI-2026-42478 WordPress AIWU plugin <= 1.5.4 - SQL Injection vulnerability CVSS 3.1CRITICAL 9.3

Sources

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