# CVE-2026-82226: Tickera PHP object injection vulnerability

Source: https://junglewise.ai/threats/cve-2026-82226-tickera-php-object-injection-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-31. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-82226 · Severity: critical · CVSS 9.8 · Published 2026-08-31

Tickera is a WordPress plugin for selling event tickets and managing bookings. An unauthenticated attacker can inject malicious PHP objects to execute arbitrary code on the server, potentially leading to complete website compromise, data theft, or malware installation. No authentication is required and the vulnerability affects all versions up to 3.6.0.2.

Technologies: [Tickera](https://junglewise.ai/threats/technologies/tickera). Vendors: [Tickera](https://junglewise.ai/threats/vendors/tickera).

## Quick answers

**Is CVE-2026-82226 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-82226 being exploited in the wild.

**How severe is CVE-2026-82226?** Critical severity, with a CVSS score of 9.8, published 31 August 2026.

**Which products and versions are affected?** Tickera <= 3.6.0.2.

**Is there a fix for CVE-2026-82226?** A patch was published on 2026-08-31: Fixed in version 3.6.0.3 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-82226 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-82226?** Check whether you run Tickera 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.

## Technical details

This vulnerability is a PHP object injection flaw that allows unauthenticated attackers to manipulate how the Tickera plugin processes serialized data. The root cause involves improper handling of user-supplied input that can be deserialized into PHP objects, enabling arbitrary code execution on the server. The attack is network-accessible and requires no authentication or user interaction. An attacker can exploit this to run arbitrary server-side commands, access the database, read/write files, or establish a foothold for further system compromise. The vulnerability was patched in version 3.6.0.3.

## Affected products

- Tickera Tickera <= 3.6.0.2

## Timeline

- 2026-08-31: disclosed
- 2026-08-31: patched: Fixed in version 3.6.0.3

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/tickera-event-ticketing-system/vulnerability/wordpress-tickera-plugin-3-6-0-2-php-object-injection-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/tickera-event-ticketing-system/vulnerability/wordpress-tickera-plugin-3-6-0-2-php-object-injection-vulnerability?_s_id=cve)

## Related threats

- [Tickera WordPress Plugin SQL Injection in tc_event_filter](https://junglewise.ai/threats/cve-2026-15761-tickera-wordpress-plugin-sql-injection-in-tc-event-filter)
- [Tickera Sell Tickets & Manage Events SQL injection in tc_order_status_filter](https://junglewise.ai/threats/cve-2026-15448-tickera-sell-tickets-manage-events-sql-injection-in-tc-order)
- [Tickera WordPress Plugin Stored XSS in price_wrapper shortcode](https://junglewise.ai/threats/cve-2026-13755-tickera-wordpress-plugin-stored-xss-in-price-wrapper-shortcode)
- [Tickera Sell Tickets & Manage Events SQL injection in s parameter](https://junglewise.ai/threats/cve-2026-13754-tickera-sell-tickets-manage-events-sql-injection-in-s-parameter)