What’s Vulnerable › Vulnerabilities

CVE-2021-24567: Simple Post <= 1.1 - Authenticated Stored Cross-Site Scripting (XSS)

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-16 · updated 2026-06-17
• Weakness: CWE-79

Description

The Simple Post WordPress plugin through 1.1 does not sanitize user input when an authenticated user Text value, then it does not escape these values when outputting to the browser leading to an Authenticated Stored XSS Cross-Site Scripting issue.

Affected products

• Simple Post: through 1.1

References

• https://wpscan.com/vulnerability/a3cd3115-2181-4e14-8b39-4de096433847/
• https://wpscan.com/vulnerability/a3cd3115-2181-4e14-8b39-4de096433847/

Get alerted when CVE-2021-24567 or the next vulnerability affects your stack