What’s Vulnerable › Vulnerabilities

CVE-2021-24316: Mediumish <= 1.0.47 - Unauthenticated Reflected Cross-Site Scripting (XSS)

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-01 · updated 2026-06-17
• Weakness: CWE-79

Description

The search feature of the Mediumish WordPress theme through 1.0.47 does not properly sanitise it's 's' GET parameter before output it back the page, leading to the Cross-SIte Scripting issue.

Affected products

• WowThemes Mediumish: through 1.0.47

References

• https://m0ze.ru/vulnerability/%5B2021-03-14%5D-%5BWordPress%5D-%5BCWE-79%5D-Mediumish-WordPress-Theme-v1.0.47.txt
• https://wpscan.com/vulnerability/57e27de4-58f5-46aa-9b59-809705733b2e
• https://www.wowthemes.net/themes/mediumish-wordpress/
• https://m0ze.ru/vulnerability/%5B2021-03-14%5D-%5BWordPress%5D-%5BCWE-79%5D-Mediumish-WordPress-Theme-v1.0.47.txt
• https://wpscan.com/vulnerability/57e27de4-58f5-46aa-9b59-809705733b2e
• https://www.wowthemes.net/themes/mediumish-wordpress/

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