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TI-2023-04816 Aliases CVE-2023-5238GHSA-g5gm-qgrx-3h7c

EventPrime < 3.2.0 - Reflected HTML Injection on keyword parameter

Priority MEDIUM 60CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

The EventPrime WordPress plugin before 3.2.0 does not sanitise and escape a parameter before outputting it back in the page, leading to an HTML Injection on the plugin in the search area of the website.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00492 42nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed EventPrime (Unknown): 3.2.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownEventPrimebefore 3.2.03.2.0Patch availableCNA
  • EventPrime VendorUnknown Affected before 3.2.0 Fixed in 3.2.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:metagauss:eventprime:*:*:*:*:*:wordpress:*:*before 3.2.0VulnerableMetagauss
  • cpe:2.3:a:metagauss:eventprime:*:*:*:*:*:wordpress:*:* Versions before 3.2.0 Vulnerable ·Metagauss

Remediation

  • Fix · CNA EventPrime (Unknown) Fixed in 3.2.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    EventPrime 3.2.0

    4 records Highest priority Priority MEDIUM 4 MEDIUM

    Other records, highest priority first

    • TI-2023-03936 EventPrime < 3.2.0 - Reflected XSSPriority MEDIUM 60
    • TI-2023-05078 EventPrime < 3.2.0 - Booking Creation via CSRFPriority MEDIUM 53
    • TI-2023-03937 EventPrime < 3.2.0 - Booking Creation via CSRFPriority MEDIUM 53
    Show all 4 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5238
  2. 2026-10-03 Alias added: GHSA-g5gm-qgrx-3h7c

References

Exploit 1

  • TI-2023-03938 EventPrime <= 3.2.9 - Booking Pricing Bypass CVSS 3.1MEDIUM 5.3
  • TI-2024-04340 EventPrime – Events Calendar, Bookings and Tickets < 3.5.0 - Subscriber+ Arbitrary booking settings update CVSS 3.1MEDIUM 6.4
  • TI-2023-03936 EventPrime < 3.2.0 - Reflected XSS CVSS 3.1MEDIUM 6.1
  • TI-2023-05915 EventPrime < 3.3.6 - Unauthenticated Event Access CVSS 3.1MEDIUM 5.3
  • TI-2023-05078 EventPrime < 3.2.0 - Booking Creation via CSRF CVSS 3.1MEDIUM 4.3
  • TI-2023-03937 EventPrime < 3.2.0 - Booking Creation via CSRF CVSS 3.1MEDIUM 4.3
See all 26 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences