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CVE Vulnerability Details :
CVE-2026-56053
PUBLISHED
More InfoOfficial Page
Assigner-Patchstack
Assigner Org ID-21595511-bba5-4825-b968-b78d1f9984a3
View Known Exploited Vulnerability (KEV) details
Published At-25 Jun, 2026 | 13:12
Updated At-25 Jun, 2026 | 23:23
Rejected At-
▼CVE Numbering Authority (CNA)
WordPress EventPrime plugin <= 4.3.4.1 - PHP Object Injection vulnerability

Subscriber PHP Object Injection in EventPrime <= 4.3.4.1 versions.

Affected Products
Vendor
Metagauss Inc.EventPrime
Product
EventPrime
Collection URL
https://wordpress.org/plugins
Package Name
eventprime-event-calendar-management
Default Status
unaffected
Versions
Affected
  • From n/a through 4.3.4.1 (custom)
    • -> unaffectedfrom4.3.4.2
Problem Types
TypeCWE IDDescription
CWECWE-502CWE-502 Deserialization of Untrusted Data
Type: CWE
CWE ID: CWE-502
Description: CWE-502 Deserialization of Untrusted Data
Metrics
VersionBase scoreBase severityVector
3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-586CAPEC-586 Object Injection
CAPEC ID: CAPEC-586
Description: CAPEC-586 Object Injection
Solutions

Update the WordPress EventPrime Plugin to the latest available version (at least 4.3.4.2).

Configurations
Workarounds
Exploits
Credits
finder
VanTastic | Patchstack Bug Bounty Program
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://patchstack.com/database/wordpress/plugin/eventprime-event-calendar-management/vulnerability/wordpress-eventprime-plugin-4-3-4-1-php-object-injection-vulnerability?_s_id=cve
vdb-entry
Hyperlink: https://patchstack.com/database/wordpress/plugin/eventprime-event-calendar-management/vulnerability/wordpress-eventprime-plugin-4-3-4-1-php-object-injection-vulnerability?_s_id=cve
Resource:
vdb-entry
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found