PatchSiren cyber security CVE debrief
CVE-2026-2437 wptravelengine CVE debrief
The WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wte_trip_tax' shortcode in all versions up to, and including, 6.7.5. This vulnerability is due to insufficient input sanitization and output escaping on user-supplied attributes. Authenticated attackers with contributor-level access and above can inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This issue affects users of WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin for WordPress, version 6.7.5 or earlier.
- Vendor
- wptravelengine
- Product
- WP Travel Engine – Tour Booking Plugin – Tour Operator Software
- CVSS
- MEDIUM 6.4
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-04-04
- Original CVE updated
- 2026-07-24
- Advisory published
- 2026-04-04
- Advisory updated
- 2026-07-24
Who should care
Users of WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin for WordPress, version 6.7.5 or earlier, should be aware of this vulnerability and take necessary actions to protect their applications. This includes administrators, security teams, and operators who manage WordPress installations with this plugin.
Technical summary
The WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wte_trip_tax' shortcode in all versions up to, and including, 6.7.5. This is due to insufficient input sanitization and output escaping on user-supplied attributes. An authenticated attacker with contributor-level access and above can inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The vulnerability requires authenticated access and can lead to Cross-Site Scripting attacks.
Defensive priority
Medium priority, as the vulnerability requires authenticated access and can lead to Cross-Site Scripting attacks.
Recommended defensive actions
- Update WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin to a version beyond 6.7.5.
- Implement input validation and output encoding for user-supplied attributes.
- Monitor for suspicious activity and implement Content Security Policy (CSP) to mitigate Cross-Site Scripting attacks.
- Restrict access to the plugin's shortcode functionality to prevent unauthorized users from injecting malicious scripts.
- Regularly review and update the plugin to ensure the latest security patches are applied.
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
- Review compensating controls for exposed systems while remediation is scheduled and verified.
Evidence notes
The CVE record was published on 2026-04-04T09:16:20.003Z and was last modified on 2026-07-24T22:10:00.140Z. The NVD entry is currently Deferred. Evidence is limited to CVE and NVD information. Defenders should verify affected product deployments and review official advisories.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-04T09:16:20.003Z and has not been modified since then. The NVD entry is currently Deferred.