Cyber Resilience

CVE-2026-27054

High

Published: 25 March 2026

Published
25 March 2026
Modified
24 April 2026
KEV Added
—
Patch
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CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0004 14.4th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-27054 is a high-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 7.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique JavaScript (T1059.007); ranked at the 14.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-15 (Information Output Filtering).

Deeper analysis

CVE-2026-27054 is an Improper Neutralization of Input During Web Page Generation vulnerability, enabling Reflected Cross-site Scripting (XSS) as classified under CWE-79. It affects the Penci Soledad Data Migrator plugin (penci-data-migrator) from PenciDesign, a WordPress component, across all versions up to and including 1.3.1. The issue was published on 2026-03-25.

The vulnerability carries a CVSS v3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L), indicating network accessibility, low attack complexity, no required privileges, and user interaction such as clicking a malicious link. Remote attackers can exploit it to inject and execute arbitrary scripts in a victim's browser, achieving low impacts on confidentiality, integrity, and availability within a changed scope.

Patchstack provides details on the vulnerability in its database entry at https://patchstack.com/database/Wordpress/Plugin/penci-data-migrator/vulnerability/wordpress-penci-soledad-data-migrator-plugin-1-3-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PenciDesign Penci Soledad Data Migrator penci-data-migrator allows Reflected XSS.This issue affects Penci Soledad Data Migrator: from n/a through <= 1.3.1.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
attack.mitre.org →
T1204.001 Malicious Link Execution
An adversary may rely upon a user clicking a malicious link in order to gain execution.
attack.mitre.org →
Why these techniques?

Reflected XSS enables arbitrary JavaScript execution in browser (T1059.007) triggered by crafted malicious links requiring user click (T1204.001).

Confidence: MEDIUM · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2025-26583Shared CWE-79
CVE-2026-24943Shared CWE-79
CVE-2025-22711Shared CWE-79
CVE-2025-23736Shared CWE-79
CVE-2025-23885Shared CWE-79
CVE-2025-23624Shared CWE-79
CVE-2025-23888Shared CWE-79
CVE-2024-13891Shared CWE-79
CVE-2025-68894Shared CWE-79
CVE-2025-23492Shared CWE-79

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Directly requires validation of user inputs to prevent injection of malicious scripts in the Penci Soledad Data Migrator plugin's reflected XSS vulnerability.

SI-15 Information Output Filtering good match
prevent

Mandates filtering and neutralization of outputs during web page generation to block execution of injected scripts in victims' browsers.

SI-2 Flaw Remediation good match
prevent

Enforces timely remediation of the specific flaw in versions of Penci Soledad Data Migrator up to 1.3.1 through patching or upgrades.

References