What’s Vulnerable › Vulnerabilities

CVE-2022-3909: Add Comments <= 1.0.1 - Admin+ Stored XSS

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-12-05 · updated 2026-06-17

Description

The Add Comments WordPress plugin through 1.0.1 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

• Add Comments: through 1.0.1

References

• https://wpscan.com/vulnerability/8d57a534-7630-491a-a0fd-90430f85ae78
• https://wpscan.com/vulnerability/8d57a534-7630-491a-a0fd-90430f85ae78

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