XSS in Chrisvrichardson Mappress Maps For WordPress

CVE-2026-56011

Unauthenticated Cross Site Scripting (XSS) in MapPress Maps for WordPress <= 2.97.3 versions.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (14.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-56011: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-56011?
CVE-2026-56011 is a high-severity vulnerability in Chrisvrichardson Mappress Maps For WordPress, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2026-06-26.
How severe is CVE-2026-56011?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2026-56011 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.