CVE-2026-28113
Published: 05 March 2026
Summary
CVE-2026-28113 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 Drive-by Compromise (T1189); ranked at the 11.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Threat & Defense at a Glance
Threat & Defense Details
Likely Mitigating ControlsAI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Reflected XSS enables crafted malicious links (reflected inputs) that execute JS in the victim's browser upon interaction, directly mapping to drive-by compromise via web content and user execution of malicious links.
NVD Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in azzaroco Ultimate Learning Pro indeed-learning-pro allows Reflected XSS.This issue affects Ultimate Learning Pro: from n/a through <= 3.9.1.
Deeper analysisAI
CVE-2026-28113 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the azzaroco Ultimate Learning Pro (also known as indeed-learning-pro) WordPress plugin. This issue affects all versions of the plugin from n/a through 3.9.1, as published on 2026-03-05.
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 with low attack complexity, no required privileges, and user interaction needed. Remote attackers without authentication can exploit it by crafting malicious payloads delivered via reflected inputs, such as links or forms, tricking authenticated users into interacting with them on affected sites. Exploitation enables script execution in the victim's browser context, with changed scope potentially allowing low-level impacts on confidentiality, integrity, and availability, such as session hijacking or data theft.
Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/indeed-learning-pro/vulnerability/wordpress-ultimate-learning-pro-plugin-3-9-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.
Details
- CWE(s)