SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-66479

Cross-Site Request Forgery (CSRF) vulnerability in Liquid Web / StellarWP WPComplete wpcomplete allows Stored XSS.This issue affects WPComplete: from n/a through 2.9.5.6.

HIGH 7.1EPSS 0.09%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Cross-Site Request Forgery (CSRF) vulnerability in Liquid Web / StellarWP WPComplete wpcomplete allows Stored XSS.This issue affects WPComplete: from n/a through 2.9.5.6.

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS
0.09% probability · 0th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-352
Source
audit@patchstack.com
EPSS trend
0%3%5%9 October 2026: 0.09%26 October 2026: 0.09%9 October 202626 October 2026

EPSS moved from 0.1% on 9 October 2026 to 0.1% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.