TI-2024-00209 Aliases CVE-2024-0233 GHSA-23pw-5m4p-mjgm

EventON (Free < 2.2.8, Premium < 4.5.5) - Reflected XSS

LOW 27CWE-116Published 2024-01-16 · Updated 2025-06-20

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 EventON WordPress plugin before 4.5.5, EventON WordPress plugin before 2.2.7 do not properly sanitise and escape a parameter before outputting it back in pages, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00366 30th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix Fixed EventON (Unknown): 4.5.5, 2.2.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
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

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	EventON	before 4.5.5	4.5.5	Patch available	CNA
Unknown	EventON	before 2.2.7	2.2.7	Patch available	CNA

EventON VendorUnknown Affected before 4.5.5 Fixed in 4.5.5 Patch available CNA
EventON VendorUnknown Affected before 2.2.7 Fixed in 2.2.7 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:myeventon:eventon::::::wordpress::*	before 2.2.7; 4.0 to before 4.5.5	Vulnerable	ashanjay

cpe:2.3:a:myeventon:eventon:*:*:*:*:*:wordpress:*:* Versions before 2.2.7; 4.0 to before 4.5.5 Vulnerable ·ashanjay

Remediation

Fix · CNA EventON (Unknown) Fixed in 4.5.5
Fix · CNA EventON (Unknown) Fixed in 2.2.7

Fixed in the same release

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

Release · 2024-01-16
EventON 2.2.7
5 records Highest priority Priority MEDIUM 1 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2024-00210 EventON (Free < 2.2.8, Premium < 4.5.5) - Unauthenticated Email Address DisclosurePriority MEDIUM 57
- TI-2024-00212 EventON (Free < 2.2.9, Premium <= 4.5.8) - Unauthenticated Virtual Event Settings UpdatePriority LOW 30
- TI-2024-00211 EventON (Free < 2.2.8, Premium < 4.5.5) - Unauthenticated Virtual Event Password DisclosurePriority LOW 24
Show all 5 records →
Release · 2024-01-16
EventON 4.5.5
4 records Highest priority Priority MEDIUM 1 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2024-00210 EventON (Free < 2.2.8, Premium < 4.5.5) - Unauthenticated Email Address DisclosurePriority MEDIUM 57
- TI-2024-00211 EventON (Free < 2.2.8, Premium < 4.5.5) - Unauthenticated Virtual Event Password DisclosurePriority LOW 24
- TI-2023-05532 EventON (Free < 2.2.7, Premium < 4.5.5) - Admin+ Stored Cross-Site ScriptingPriority LOW 22
Show all 4 records →

Timeline

2026-10-02 Threatist record created from CVE-2024-0233
2026-10-03 Alias added: GHSA-23pw-5m4p-mjgm

References

Exploit 1

https://wpscan.com/vulnerability/04a708a0-b6f3-47d1-aac9-0bb17f57c61e/

TI-2023-03015 EventON < 2.1.2 - Unauthenticated Post Access via IDOR CVSS 3.1MEDIUM 5.3
TI-2023-02619 EventON < 2.1.2 - Unauthenticated Event Access CVSS 3.1MEDIUM 5.3
TI-2024-04425 EventON < 2.2.15 - Admin+ Stored Cross-Site Scripting via event subtitle CVSS 3.1MEDIUM 5.9
TI-2023-06586 EventON < 4.4.1 - Reflected Cross-Site Scripting CVSS 3.1MEDIUM 6.1
TI-2024-00210 EventON (Free < 2.2.8, Premium < 4.5.5) - Unauthenticated Email Address Disclosure CVSS 3.1MEDIUM 5.3
TI-2024-06409 EventON < 2.2.17 - Admin+ Stored XSS CVSS 3.1MEDIUM 4.8

See all 17 →

Sources

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