Security readout for executives and security teams
Plain-English summary
CVE-2026-28113 is a reflected cross-site scripting issue in the WordPress Ultimate Learning Pro plugin, affecting versions up to 3.9.1. An attacker could trick a user into opening a crafted link, potentially exposing limited data or allowing limited actions in that user’s browser session.
Executive priority
Treat as a high-priority web application risk for sites using this learning plugin. Prioritize inventory and vendor guidance review, especially where administrators or authenticated learners may click external links.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in azzaroco Ultimate Learning Pro, package indeed-learning-pro. CVSS 3.1 is 7.1, with network attack vector, low complexity, no privileges required, user interaction required, and changed scope. The issue is reflected XSS, not confirmed as stored or authenticated.
Likely exposure
Exposure is limited to WordPress sites running Ultimate Learning Pro / indeed-learning-pro versions through 3.9.1. The source bundle does not identify other affected products or platforms.
Exploitation context
The CVE is not listed as CISA KEV in the provided data, and no cited source confirms active exploitation. Exploitation requires user interaction, such as persuading a target to open a malicious link.
Researcher notes
Evidence is limited to the CVE record and Patchstack database reference. The provided affected-version text says through 3.9.1, while the structured affected entry is sparse. No public exploit status, patch version, or workaround is confirmed in the provided sources.
Mitigation direction
- Inventory WordPress sites for Ultimate Learning Pro / indeed-learning-pro.
- Check installed plugin versions and identify any at or below 3.9.1.
- Review Patchstack and vendor guidance for fixed versions or official mitigations.
- If no fix is available, consider disabling the plugin on high-risk sites.
Validation and detection
- Confirm whether the plugin is installed on production, staging, or test WordPress sites.
- Record the exact installed plugin version for each site.
- Verify whether vendor or Patchstack guidance lists a safe fixed version.
- Review web and security logs for suspicious requests targeting plugin pages.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-28113 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.