Security readout for executives and security teams
Plain-English summary
CVE-2021-24534 affects the PhoneTrack Meu Site Manager WordPress plugin through version 0.1. An authenticated user who can change the plugin setting could store script content that later runs in a page. This is a business concern mainly for WordPress sites using this plugin and where untrusted or compromised users have administrative access.
Executive priority
Prioritize this if the plugin is installed on public or business-critical WordPress sites. The issue is not KEV-listed in the provided data, but stored XSS can support account compromise or site trust abuse if administrator access is misused.
Technical view
The plugin does not sanitize or escape the php_id setting before reflecting it into an HTML attribute, creating authenticated stored cross-site scripting. The source bundle identifies CWE-79 and affected version 0.1, but provides no CVSS score, fixed version, or vendor mitigation detail.
Likely exposure
Exposure is limited to WordPress sites running PhoneTrack Meu Site Manager through version 0.1. Risk increases where multiple users can access plugin settings, administrator accounts are shared, or WordPress admin access is weakly protected.
Exploitation context
The provided sources describe an authenticated stored XSS condition. They do not show CISA KEV listing, active exploitation, public exploitation activity, or a confirmed fixed version. Treat exploitation status as unconfirmed from this bundle.
Researcher notes
Evidence is narrow: the bundle identifies the vulnerable setting, affected plugin version, CWE-79, and WPScan reference. It does not provide CVSS, exploit maturity, affected CPEs, or a fixed release. Avoid assuming broader PhoneTrack products are affected.
Mitigation direction
- Inventory WordPress sites for the PhoneTrack Meu Site Manager plugin and version.
- If version 0.1 is present, check vendor or WPScan guidance for remediation.
- Disable or remove the plugin where it is not required.
- Restrict plugin settings access to trusted administrators until remediation is confirmed.
- Strengthen WordPress admin authentication and review privileged user access.
Validation and detection
- Confirm whether any WordPress site runs PhoneTrack Meu Site Manager version 0.1.
- Review administrative change history for unexpected php_id setting changes.
- Verify the setting is no longer rendered unsafely after remediation.
- Check plugin pages for stored unexpected script-like content without using offensive payloads.
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-2021-24534 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://wpscan.com/vulnerability/b968b9a1-67f3-4bef-a3d3-6e8942bb6570CVE reference · x_refsource_MISC
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.