What’s Vulnerable › Vulnerabilities

CVE-2023-2489: Stop Spammers Security < 2023 - Admin+ Stored XSS

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-06-05 · updated 2026-06-17

Description

The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2023 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

• Stop Spammers Security | Block Spam Users, Comments, Forms: before 2023 — fixed in 2023

How to fix

Upgrade to a fixed version: Stop Spammers Security | Block Spam Users, Comments, Forms 2023. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/dcbe3334-357a-4744-b50c-309d10cca30d
• https://wpscan.com/vulnerability/dcbe3334-357a-4744-b50c-309d10cca30d

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