Description
Unauthenticated PHP Object Injection in Booking Activities <= 1.18.4 versions.
Published: 2026-08-13
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Solution

Update the WordPress Booking Activities plugin to the latest available version (at least 1.18.5).

Tracking

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Advisories

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History

Thu, 13 Aug 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Booking Activities Team
Booking Activities Team booking Activities
Wordpress
Wordpress wordpress
Vendors & Products Booking Activities Team
Booking Activities Team booking Activities
Wordpress
Wordpress wordpress

Thu, 13 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 14:00:00 +0000

Type Values Removed Values Added
Description Unauthenticated PHP Object Injection in Booking Activities <= 1.18.4 versions.
Title WordPress Booking Activities plugin <= 1.18.4 - PHP Object Injection vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Subscriptions

Booking Activities Team Booking Activities
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-08-13T15:19:08.760Z

Reserved: 2026-02-25T12:14:40.739Z

Link: CVE-2026-28176

cve-icon Vulnrichment

Updated: 2026-08-13T15:19:02.962Z

cve-icon NVD

Status : Deferred

Published: 2026-08-13T14:16:59.663

Modified: 2026-08-14T19:09:20.713

Link: CVE-2026-28176

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T16:45:04Z

Weaknesses
  • CWE-502

    Deserialization of Untrusted Data