Is Private Google Calendars safe to use?

Laskyr does not give safety verdicts. No known unpatched vulnerabilities in the latest version (20251206). As of 2026-11-04. 2 issues are on record for older versions. Keep Private Google Calendars on the latest version (20251206) and remove it if you do not use it.

Which versions of Private Google Calendars are vulnerable?

Known issues on record (newest first): Missing authorization check (20250811 and older); Stored cross-site scripting (XSS) (20231125 and older). The full list with sources is on this page.

What is the latest version of Private Google Calendars?

20251206, according to wordpress.org (last updated 2025-12-06). It has 1,000+ active installs.

What should I do if my Private Google Calendars is out of date?

Take a backup, then update it from Dashboard > Updates (or run wp plugin update private-google-calendars). If you cannot update right away, deactivate it until you can. If you think the site was already attacked, run a free scan at https://laskyr.com/scan.

Plugins · private-google-calendars · data as of 2026-11-04

Is Private Google Calendars safe? Known vulnerabilities and latest version

Latest version: 20251206
Last updated: 2025-12-06
Active installs: 1,000+
Known issues on record: 2
Unpatched in latest: 0
Tested up to WP: 6.9.11 · PHP 5.4.0+

Display private and public Google Calendars on your Wordpress website. — by michielve

What to do

Update to the latest version (20251206). Dashboard → Updates, or Plugins → “update now”.
If you cannot update right away, deactivate it until you can.
Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan.

With WP-CLI: wp plugin get private-google-calendars --field=version shows what you run; wp plugin update private-google-calendars updates it.

Check your version

Known vulnerabilities

2 on record, newest first. “Affected” is the version range the source gives; “fixed in” is the version the source names, or (marked *) the first wordpress.org release after the last affected version.

medium 4.3 CVE-2025-12526 · published 2025-11-11

Missing authorization check in Private Google Calendars (20250811 and older)

Affected: 20250811 and older
Fixed in: unknown
Access needed (per CVSS): Needs a low-level account (e.g. subscriber)
Range from: CVE record (the advisory publisher) · score by Wordfence

Details from the advisory

The Private Google Calendars plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pgc_remove' action in all versions up to, and including, 20250811. This makes it possible for authenticated attackers, with Subscriber-level access and above, to reset the plugin's settings.

NVD CVE-2025-12526 Wordfence advisory Code change (fix)wordpress.org

medium 5.4 CVE-2023-52198 · published 2024-01-08

Stored cross-site scripting (XSS) in Private Google Calendars (20231125 and older)

Affected: 20231125 and older
Fixed in: unknown
Access needed (per CVSS): Needs a low-level account (e.g. subscriber); someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by NVD

Details from the advisory

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Michiel van Eerd Private Google Calendars allows Stored XSS.This issue affects Private Google Calendars: from n/a through 20231125.

NVD CVE-2023-52198 Patchstack advisory

Recent activity

2025-12-06 — latest release on wordpress.org (20251206).
2025-11-11 — Missing authorization check disclosed (CVE-2025-12526), fix version not stated.
2024-01-08 — Stored cross-site scripting (XSS) disclosed (CVE-2023-52198), fix version not stated.

Free. We check the CVE feeds every day and email you only when a new issue for Private Google Calendars (private-google-calendars) is published or a fix ships. Unsubscribe in one click.

Browse vulnerabilities

Types found in this plugin: Missing authorization (1) · Cross-site scripting (XSS) (1)

Where this data comes from

Version, last update, installs: wordpress.org/plugins/private-google-calendars (Plugins API), fetched 2026-11-04.
Vulnerabilities: NIST National Vulnerability Database (NVD), checked 2026-11-04. This product uses data from the NVD API but is not endorsed or certified by the NVD.
Each record links to its CVE page and to the original advisory (Wordfence, Patchstack or WPScan) where there is one. We only list a CVE here when its references or its advisory name this exact plugin, so a few real issues may be missing; none should be about a different plugin. Spot an error? Email Daniel.

Badge for your site or docs (states facts with a date, not a verdict):

<a href="https://laskyr.com/plugins/private-google-calendars"><img src="https://laskyr.com/plugins/private-google-calendars/badge.svg" alt="Private Google Calendars vulnerability status"></a>

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