CVE-2026-78265 - Vulnerability Details - OpenCVE

Unauthenticated PHP Object Injection in The Events Calendar <= 6.17.2 versions.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact total

No data.

No data.

No data.

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/the-events-calendar/vulnerability/wordpress-the-events-calendar-plugin-6-17-2-php-object-injection-vulnerability?_s_id=cve

History

Tue, 25 Aug 2026 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 24 Aug 2026 21:45:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated PHP Object Injection in The Events Calendar <= 6.17.2 versions.
Title		WordPress The Events Calendar plugin <= 6.17.2 - PHP Object Injection vulnerability
Weaknesses		CWE-502
References		https://patchstack.com/database/wordpress/plugin/the-events-calendar/vulnerability/wordpress-the-events-calendar-plugin-6-17-2-php-object-injection-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-08-24T21:31:32.805Z

Updated: 2026-08-25T14:40:53.886Z

Reserved: 2026-08-24T07:37:35.411Z

Link: CVE-2026-78265

Vulnrichment

Updated: 2026-08-25T14:40:48.132Z

NVD

Status : Deferred

Published: 2026-08-24T22:17:20.407

Modified: 2026-08-26T16:19:05.917

Link: CVE-2026-78265

Redhat

No data.

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