CVE-2026-56011: MapPress Maps for WordPress unauthenticated XSS

CVE-2026-56011 · Severity: high · CVSS 7.1 · Published 2026-06-26

MapPress Maps is a WordPress plugin used to embed interactive Google and Leaflet maps into websites. A security vulnerability allows unauthenticated attackers to inject malicious scripts into the site, which could lead to unauthorized redirects, theft of user session data, or the display of fraudulent content to visitors. This occurs when a victim, such as a site administrator, interacts with a specially crafted link or page created by the attacker.

Quick answers

Is CVE-2026-56011 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-56011 being exploited in the wild.
How severe is CVE-2026-56011?
High severity, with a CVSS score of 7.1, published 26 June 2026.
Which products and versions are affected?
chrisvrichardson MapPress Maps for WordPress <= 2.97.3.
Is there a fix for CVE-2026-56011?
A patch was published on 2026-06-26: Patch confirmed available in version 2.97.4 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-56011 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-56011?
Check whether anything you run is named in the advisory. 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

A Reflected Cross-Site Scripting (XSS) vulnerability exists in the MapPress Maps for WordPress plugin due to improper neutralization of user-supplied input during web page generation (CWE-79). The flaw allows an unauthenticated remote attacker to inject arbitrary JavaScript or HTML payloads. Exploitation requires a victim with an active session to interact with a malicious link or visit a crafted page (User Interaction required). Successful exploitation can lead to session hijacking, unauthorized administrative actions, or website defacement. The issue is addressed in version 2.97.4.

Affected products

  • chrisvrichardson MapPress Maps for WordPress <= 2.97.3

Timeline

  • 2026-06-08: other: Vulnerability reported by researcher l3m3s
  • 2026-06-19: advisory: Patchstack advisory published
  • 2026-06-26: disclosed: CVE published to NVD dataset
  • 2026-06-26: patched: Patch confirmed available in version 2.97.4

References

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