Unauthorized Data Modification in Private Google Calendars Plugin for WordPress
CVE-2025-12526

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Private Google Calendars
Vendor
CVE Published:
11 November 2025

What is CVE-2025-12526?

The Private Google Calendars plugin for WordPress is susceptible to unauthorized data modifications due to a missing capability verification on the 'pgc_remove' action. This flaw affects all versions of the plugin up to and including version 20250811. Authenticated attackers with Subscriber-level access or higher can exploit this vulnerability to reset critical settings of the plugin, potentially jeopardizing the integrity and functionality of users' calendar data.

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Deploy the Patch

Affected Version(s)

Private Google Calendars * <= 20250811

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://wordpress.org/plugins/private-google-calendars/

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Athiwat Tiprasaharn
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