# CVE-2026-111848: Geo Mashup reflected cross-site scripting

Source: https://junglewise.ai/threats/cve-2026-111848-improper-neutralization-of-input-during-web-page-generation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-21. Updated: 2026-10-21  
License: CC BY 4.0 with a link back

CVE-2026-111848 · Severity: high · CVSS 7.1 · Published 2026-10-21

Geo Mashup is a WordPress plugin that displays geographic maps and location data on websites. A reflected cross-site scripting (XSS) vulnerability allows unauthenticated attackers to inject malicious JavaScript that executes in visitors' browsers, potentially stealing session cookies, credentials, or hijacking user accounts. The vulnerability does not require authentication but needs a user to click a malicious link or visit a crafted page.

Technologies: [Dylan Kuhn Geo Mashup](https://junglewise.ai/threats/technologies/geo-mashup). Vendors: [Dylan Kuhn](https://junglewise.ai/threats/vendors/dylan-kuhn).

## Quick answers

**Is CVE-2026-111848 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-111848 being exploited in the wild.

**How severe is CVE-2026-111848?** High severity, with a CVSS score of 7.1, published 21 October 2026.

**Which products and versions are affected?** Dylan Kuhn Geo Mashup through 1.13.22.

**Is there a fix for CVE-2026-111848?** Yes: fixed in 1.13.23. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-111848 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-111848?** Check whether you run Dylan Kuhn Geo Mashup 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 1.13.23

## Technical details

The plugin fails to properly sanitize user input during web page generation, allowing reflected XSS injection. An unauthenticated attacker can craft a malicious URL containing JavaScript payload that executes when a victim visits the link in their browser. User interaction is required for exploitation, as the victim must click the crafted link or visit an attacker-controlled page.

## Affected products

- Dylan Kuhn Geo Mashup through 1.13.22

## Timeline

- 2026-10-19: disclosed
- 2026-10-21: advisory

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/geo-mashup/vulnerability/wordpress-geo-mashup-plugin-1-13-22-cross-site-scripting-xss-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/geo-mashup/vulnerability/wordpress-geo-mashup-plugin-1-13-22-cross-site-scripting-xss-vulnerability?_s_id=cve)

## Related threats

- [Geo Mashup broken access control in pages](https://junglewise.ai/threats/cve-2026-115954-missing-authorization-vulnerability-in-dylan-kuhn-geo-mashup-geo)
- [Geo Mashup stored cross-site scripting](https://junglewise.ai/threats/cve-2026-115953-improper-neutralization-of-input-during-web-page-generation)
- [Geo Mashup cross-site scripting](https://junglewise.ai/threats/cve-2026-97250-unauthenticated-cross-site-scripting-xss-in-geo-mashup-1-13-21)
- [Dylan Kuhn Geo Mashup SQL injection in WordPress plugin](https://junglewise.ai/threats/cve-2026-48967-dylan-kuhn-geo-mashup-sql-injection-in-wordpress-plugin)
- [Dylan Kuhn Geo Mashup Reflected XSS](https://junglewise.ai/threats/cve-2026-42734-dylan-kuhn-geo-mashup-reflected-xss)