6.5
MEDIUM CVSS 3.1
CVE-2026-85116
Simple CAPTCHA with Cloudflare Turnstile 1.2.2 - 1.42.1 - Unauthenticated Arbitrary Shortcode Execution via Contact Form 7 Field Repopulation
Description

The Simple CAPTCHA with Cloudflare Turnstile WordPress plugin from 1.2.2 before 1.42.3 runs the shortcode parser over the whole rendered Contact Form 7 form, including the values a visitor submitted, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.

INFO

Published Date :

Sept. 11, 2026, 11:16 a.m.

Last Modified :

Sept. 11, 2026, 11:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-85116 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
Update the WordPress plugin to the latest version to prevent arbitrary shortcode execution.
  • Update the Simple CAPTCHA plugin to version 1.42.3 or later.
  • Review and sanitize all shortcodes processed by the plugin.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-85116.

URL Resource
https://wpscan.com/vulnerability/7bab04a6-59ef-4b4f-a374-ddc5a2a52b60/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85116 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-85116 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-85116 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-85116 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 11, 2026

    Action Type Old Value New Value
    Added Description The Simple CAPTCHA with Cloudflare Turnstile WordPress plugin from 1.2.2 before 1.42.3 runs the shortcode parser over the whole rendered Contact Form 7 form, including the values a visitor submitted, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/85xxx/CVE-2026-85116.json">CVE-2026-85116</a>
    Added Reference https://wpscan.com/vulnerability/7bab04a6-59ef-4b4f-a374-ddc5a2a52b60/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.