What’s Vulnerable › Vulnerabilities

CVE-2018-21004

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-08-27 · updated 2026-06-17
• Weakness: CWE-89

Description

The rsvpmaker plugin before 5.6.4 for WordPress has SQL injection.

Affected products

• David F. Carr RSVPMaker: before 5.6.4 — fixed in 5.6.4

How to fix

Upgrade to a fixed version: David F. Carr RSVPMaker 5.6.4. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/log/rsvpmaker/tags/5.6.4
• https://wordpress.org/plugins/rsvpmaker/#developers
• https://wpvulndb.com/vulnerabilities/9831
• https://plugins.trac.wordpress.org/log/rsvpmaker/tags/5.6.4
• https://wordpress.org/plugins/rsvpmaker/#developers
• https://wpvulndb.com/vulnerabilities/9831

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