# CVE-2026-119521: Cozmoslabs Paid Member Subscriptions stored cross-site scripting

Source: https://junglewise.ai/threats/cve-2026-119521-improper-neutralization-of-input-during-web-page-generation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-03. Updated: 2026-11-03  
License: CC BY 4.0 with a link back

CVE-2026-119521 · Severity: medium · CVSS 6.5 · Published 2026-11-03

Paid Member Subscriptions is a WordPress plugin that manages membership plans and subscriber access. The plugin contains a stored cross-site scripting (XSS) vulnerability that allows authenticated attackers to inject malicious scripts into the site, potentially stealing visitor data or hijacking user accounts.

Technologies: [Cozmoslabs Paid Member Subscriptions](https://junglewise.ai/threats/technologies/paid-member-subscriptions). Vendors: [Cozmoslabs](https://junglewise.ai/threats/vendors/cozmoslabs).

## Quick answers

**Is CVE-2026-119521 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-119521 being exploited in the wild.

**How severe is CVE-2026-119521?** Medium severity, with a CVSS score of 6.5, published 3 November 2026.

**Which products and versions are affected?** Cozmoslabs Paid Member Subscriptions up to 3.1.3.

**Is there a fix for CVE-2026-119521?** Yes: fixed in 3.1.4. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-119521 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-119521?** Check whether you run Cozmoslabs Paid Member Subscriptions at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 3.1.4

## Technical details

A stored XSS vulnerability in Paid Member Subscriptions allows authenticated users with Contributor or Developer privileges to inject malicious scripts that persist in the application. The vulnerability requires user interaction (such as clicking a malicious link or visiting a crafted page) and affects versions up to 3.1.3; version 3.1.4 and later contain the fix.

## Affected products

- Cozmoslabs Paid Member Subscriptions up to 3.1.3

## Timeline

- 2026-10-22: disclosed
- 2026-11-03: advisory
- 2026-11-03: patched: Version 3.1.4 released

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/paid-member-subscriptions/vulnerability/wordpress-paid-member-subscriptions-plugin-3-1-3-cross-site-scripting-xss-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/paid-member-subscriptions/vulnerability/wordpress-paid-member-subscriptions-plugin-3-1-3-cross-site-scripting-xss-vulnerability?_s_id=cve)

## Related threats

- [Cozmoslabs Paid Member Subscriptions broken access control vulnerability](https://junglewise.ai/threats/cve-2026-119523-missing-authorization-vulnerability-in-cozmoslabs-paid-member)
- [Cozmoslabs Paid Member Subscriptions broken access control](https://junglewise.ai/threats/cve-2026-112842-missing-authorization-vulnerability-in-cozmoslabs-paid-member)
- [Paid Member Subscriptions SQL injection in subscriber panel](https://junglewise.ai/threats/cve-2026-105317-subscriber-sql-injection-in-paid-member-subscriptions-3-1-1)
- [Paid Member Subscriptions unauthenticated bypass](https://junglewise.ai/threats/cve-2026-97249-unauthenticated-bypass-vulnerability-in-paid-member-subscriptions)
- [Cozmoslabs Paid Member Subscriptions Information Exposure in Export Files](https://junglewise.ai/threats/cve-2026-14849-cozmoslabs-paid-member-subscriptions-information-exposure-in)