Is Theater for WordPress safe to use?

Laskyr does not give safety verdicts. No known unpatched vulnerabilities in the latest version (0.19.1). As of 2026-11-04. 7 issues are on record for older versions; version 0.19.1 or newer fixes all of them that state a fix. Keep Theater for WordPress on the latest version (0.19.1) and remove it if you do not use it.

Which versions of Theater for WordPress are vulnerable?

Known issues on record (newest first): Stored cross-site scripting (XSS) (0.19 and older, fixed in 0.19.1); Missing authorization check (0.19 and older, fixed in 0.19.1); Missing authorization check (0.18.8 and older, fixed in 0.19); Stored cross-site scripting (XSS) (0.18.8 and older, fixed in 0.19); Missing authorization check (0.18.7 and older, fixed in 0.18.8); Reflected cross-site scripting (XSS) (0.18.6.2 and older). The full list with sources is on this page.

What is the latest version of Theater for WordPress?

0.19.1, according to wordpress.org (last updated 2025-12-17). It has 600+ active installs.

What should I do if my Theater for WordPress is out of date?

Take a backup, then update it from Dashboard > Updates (or run wp plugin update theatre). 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 · theatre · data as of 2026-11-04

Is Theater for WordPress safe? Known vulnerabilities and latest version

Latest version: 0.19.1
Last updated: 2025-12-17
Active installs: 600+
Known issues on record: 7
Unpatched in latest: 0
Tested up to WP: 6.9.11 · PHP 5.4+

Manage and publish events for your theater, live venue, cinema, club or festival. — by Jeroen Schmit

What to do

Update to the latest version (0.19.1). Anything older than 0.19.1 has at least one known issue listed below. 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 theatre --field=version shows what you run; wp plugin update theatre updates it.

Check your version

Known vulnerabilities

7 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 6.5 CVE-2025-69343 · published 2026-03-05

Stored cross-site scripting (XSS) in Theater for WordPress (0.19 and older)

Affected: 0.19 and older
Fixed in: 0.19.1
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 Patchstack

Details from the advisory

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Jeroen Schmit Theater for WordPress theatre allows Stored XSS.This issue affects Theater for WordPress: from n/a through <= 0.19.

NVD CVE-2025-69343 Patchstack advisory

medium 4.3 CVE-2025-69331 · published 2026-01-06

Missing authorization check in Theater for WordPress (0.19 and older)

Affected: 0.19 and older
Fixed in: 0.19.1
Access needed (per CVSS): Needs a low-level account (e.g. subscriber)
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Missing Authorization vulnerability in Jeroen Schmit Theater for WordPress theatre allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Theater for WordPress: from n/a through <= 0.19.

NVD CVE-2025-69331 Patchstack advisory

medium 5.3 CVE-2025-64259 · published 2025-11-13

Missing authorization check in Theater for WordPress (0.18.8 and older)

Affected: 0.18.8 and older
Fixed in: 0.19
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

NVD CVE-2025-64259 Patchstack advisory

medium 6.5 CVE-2025-58020 · published 2025-09-22

Stored cross-site scripting (XSS) in Theater for WordPress (0.18.8 and older)

Affected: 0.18.8 and older
Fixed in: 0.19
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 Patchstack

Details from the advisory

NVD CVE-2025-58020 Patchstack advisory

medium 4.3 CVE-2025-31846 · published 2025-04-01

Missing authorization check in Theater for WordPress (0.18.7 and older)

Affected: 0.18.7 and older
Fixed in: 0.18.8
Access needed (per CVSS): Needs a low-level account (e.g. subscriber)
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

NVD CVE-2025-31846 Patchstack advisory

medium 6.1 CVE-2024-11371 · published 2024-11-21

Reflected cross-site scripting (XSS) in Theater for WordPress (0.18.6.2 and older)

Affected: 0.18.6.2 and older
Fixed in: unknown
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Wordfence

Details from the advisory

The Theater for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 0.18.6.2. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

NVD CVE-2024-11371 Wordfence advisory Code change (fix)Plugin source

medium 4.8 CVE-2023-47833 · published 2023-11-23

Cross-site scripting (XSS) in Theater for WordPress (0.18.3 and older)

Affected: 0.18.3 and older
Fixed in: unknown
Access needed (per CVSS): Needs an admin-level account; 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 Jeroen Schmit Theater for WordPress plugin <= 0.18.3 versions.

NVD CVE-2023-47833 Patchstack advisory

Recent activity

2025-12-17 — latest release on wordpress.org (0.19.1).
2026-03-05 — Stored cross-site scripting (XSS) disclosed (CVE-2025-69343), fixed in 0.19.1.
2026-01-06 — Missing authorization check disclosed (CVE-2025-69331), fixed in 0.19.1.
2025-11-13 — Missing authorization check disclosed (CVE-2025-64259), fixed in 0.19.

Free. We check the CVE feeds every day and email you only when a new issue for Theater for WordPress (theatre) is published or a fix ships. Unsubscribe in one click.

Browse vulnerabilities

Types found in this plugin: Cross-site scripting (XSS) (4) · Missing authorization (3)

Where this data comes from

Version, last update, installs: wordpress.org/plugins/theatre (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/theatre"><img src="https://laskyr.com/plugins/theatre/badge.svg" alt="Theater for WordPress vulnerability status"></a>

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Is Theater for WordPress safe? Known vulnerabilities and latest version

No known unpatched vulnerabilities in the latest version (0.19.1)

What to do

Check your version

Known vulnerabilities

Stored cross-site scripting (XSS) in Theater for WordPress (0.19 and older)

Missing authorization check in Theater for WordPress (0.19 and older)

Missing authorization check in Theater for WordPress (0.18.8 and older)

Stored cross-site scripting (XSS) in Theater for WordPress (0.18.8 and older)

Missing authorization check in Theater for WordPress (0.18.7 and older)

Reflected cross-site scripting (XSS) in Theater for WordPress (0.18.6.2 and older)

Cross-site scripting (XSS) in Theater for WordPress (0.18.3 and older)

Recent activity

Get an email when Theater for WordPress has a new vulnerability

Browse vulnerabilities

Where this data comes from