CVE-2017-20245CWE-89

Wow Viral Signups 2.1 WordPress Plugin SQL Injection

High · published June 9, 2026

CVSS v4.0
8.8
EPSS
0%
Percentile
18.2
In the wild
Unconfirmed
What it is

Wow Viral Signups 2.1 WordPress plugin contains an SQL injection vulnerability that allows unauthenticated attackers to extract database information by exploiting the unescaped 'idsignup' POST parameter. Attackers can send crafted requests to the admin-ajax.php endpoint with malicious SQL payloads in the 'idsignup' parameter to read arbitrary data from the database.

The record
Technical detail
CVSS v4.0
8.8 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00270 · 18.2th percentile
Weakness
CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Published
2026-06-09T11:48Z
EPSS history
Timeline
  • 09 JUN 11:48Z
    Wow Viral Signups 2.1 WordPress Plugin SQL Injection
    cvelistv5