CVE-2026-56053
Deferred Deferred - Pending Action

Subscriber PHP Object Injection in EventPrime

Publication date: 2026-06-25

Last updated on: 2026-06-26

Assigner: Patchstack

Description
Subscriber PHP Object Injection in EventPrime <= 4.3.4.1 versions.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published
2026-06-25
Last Modified
2026-06-26
Generated
2026-07-15
AI Q&A
2026-06-25
EPSS Evaluated
2026-07-14
NVD
CVE-2026-56053
EUVD
EUVD-2026-39382

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
eventprime eventprime to 4.3.4.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

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Executive Summary

This vulnerability is a Subscriber PHP Object Injection affecting EventPrime versions up to and including 4.3.4.1.

Impact Analysis

The vulnerability has a high severity with a CVSS base score of 8.8, indicating it can lead to significant impacts including high confidentiality, integrity, and availability risks.

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