What’s Vulnerable › Vulnerabilities

CVE-2021-24274: Ultimate Maps by Supsystic < 1.2.5 - Reflected Cross-Site scripting (XSS)

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 17.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-05 · updated 2026-06-17
• Weakness: CWE-79

Description

The Ultimate Maps by Supsystic WordPress plugin before 1.2.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue

Affected products

• supsystic Ultimate Maps by Supsystic: before 1.2.5 — fixed in 1.2.5

How to fix

Upgrade to a fixed version: supsystic Ultimate Maps by Supsystic 1.2.5. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/164316/WordPress-Ultimate-Maps-1.2.4-Cross-Site-Scripting.html
• https://wpscan.com/vulnerability/200a3031-7c42-4189-96b1-bed9e0ab7c1d
• http://packetstormsecurity.com/files/164316/WordPress-Ultimate-Maps-1.2.4-Cross-Site-Scripting.html
• https://wpscan.com/vulnerability/200a3031-7c42-4189-96b1-bed9e0ab7c1d

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