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PatchSiren cyber security CVE debrief

CVE-2026-111848 Dylan Kuhn CVE debrief

A Cross Site Scripting (XSS) vulnerability exists in the WordPress Geo Mashup plugin versions up to 1.13.22. This issue allows for Reflected XSS attacks. The vulnerability has been publicly disclosed and has a CVSS score of 7.1, indicating a High severity level. Affected product deployments should be identified in managed environments and assigned an owner for follow-up. The official advisory or CVE record should be reviewed to validate affected scope, severity, and vendor guidance. Vendor-supported updates or mitigations should be planned through normal change control where exposure is confirmed. Compensating controls should be reviewed for exposed systems while remediation is in

Vendor
Dylan Kuhn
Product
Geo Mashup
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-21
Original CVE updated
2026-10-21
Advisory published
2026-10-21
Advisory updated
2026-10-21

Who should care

Administrators of WordPress sites using the Geo Mashup plugin should be aware of this vulnerability and take immediate action to patch or mitigate it. Additionally, security teams responsible for monitoring and protecting against XSS attacks should prioritize this vulnerability.

Why it matters

CVE-2026-111848 is a Cross Site Scripting (XSS) vulnerability in the WordPress Geo Mashup plugin versions up to 1.13.22. It allows for Reflected XSS attacks and has a CVSS score of 7.1, indicating High severity. Defenders should prioritize patching or mitigating this vulnerability to prevent potential XSS attacks. This requires immediate attention from administrators of WordPress sites using the Geo Mashup plugin.

  • Potential for Reflected XSS attacks against users of the Geo Mashup plugin.
  • Possible impact on the security posture of WordPress sites using the vulnerable plugin version.
  • Need for verification of plugin versions and potential exposure.
  • Requirement for patching or mitigating the vulnerability to prevent exploitation.

Technical summary

The Geo Mashup plugin for WordPress, up to version 1.13.22, contains a Cross Site Scripting (XSS) vulnerability. This vulnerability allows for Reflected XSS attacks, which can occur when an attacker injects malicious scripts into web pages viewed by other users. The vulnerability has been assigned a CVSS score of 7.1, indicating a High severity level.

Defensive priority

Defenders should prioritize patching or mitigating this vulnerability to prevent potential XSS attacks. This requires immediate attention from administrators of WordPress sites using the Geo Mashup plugin.

Recommended defensive actions

  • Patch or update the Geo Mashup plugin to a version beyond 1.13.22.
  • Implement additional security measures to detect and prevent XSS attacks on WordPress sites using the Geo Mashup plugin.
  • Monitor for potential exploitation attempts targeting this vulnerability.

Evidence notes

The CVE record and source item provide details about the vulnerability, including its existence in Geo Mashup plugin versions up to 1.13.22 and its CVSS score. However, there is limited information on potential exploits or impacts.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-111848 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-111848

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-111848 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-111848

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.