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TI-2021-06663 Aliases CVE-2021-24371GHSA-hjpv-ppp8-7v6j

RSVPMaker < 8.7.3 - Authenticated (admin+) SSRF

Priority LOW 16CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-918 and the CVSS impact.

Summary

The Import feature of the RSVPMaker WordPress plugin before 8.7.3 (/wp-admin/tools.php?page=rsvpmaker_export_screen) takes an URL input and calls curl on it, without first validating it to ensure it's a remote one. As a result, a high privilege user could use that feature to scan the internal network via a SSRF attack.

Why it matters now

EPSS 0.01012 63rd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed RSVPMaker (Unknown): 8.7.3

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownRSVPMaker8.7.3 to before 8.7.38.7.3Patch availableCNA
  • RSVPMaker VendorUnknown Affected 8.7.3 to before 8.7.3 Fixed in 8.7.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:carrcommunications:rsvpmaker:*:*:*:*:*:wordpress:*:*before 8.7.3Vulnerabledavidfcarr
  • cpe:2.3:a:carrcommunications:rsvpmaker:*:*:*:*:*:wordpress:*:* Versions before 8.7.3 Vulnerable ·davidfcarr

Remediation

  • Fix · CNA RSVPMaker (Unknown) Fixed in 8.7.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-24371
  2. 2026-10-03 Alias added: GHSA-hjpv-ppp8-7v6j

References

  • TI-2022-01634 RSVPMaker <= 9.3.2 - Unauthenticated SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2022-01328 RSVPMaker <= 9.2.5 - Unauthenticated SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2022-01378 RSVPMaker <= 9.2.6 - Unauthenticated SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2023-22077 WordPress RSVPMarker Plugin <= 10.6.6 is vulnerable to SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2024-33960 WordPress RSVPMaker for Toastmasters plugin <= 6.2.4 - Arbitrary File Upload vulnerability CVSS 3.1CRITICAL 10.0
  • TI-2019-11741 The rsvpmaker plugin before 6.2 for WordPress has SQL injection. CVSS 3.0CRITICAL 9.8
See all 13 →

Sources