LiveActive security incident?Get immediate response
CVE Record

CVE-2021-24344: Easy Preloader <= 1.0.0 - Authenticated Stored Cross-Site Scripting (XSS)

The Easy Preloader WordPress plugin through 1.0.0 does not sanitise its setting fields, leading to authenticated (admin+) Stored Cross-Site scripting issues

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

Easy Preloader for WordPress through 1.0.0 lets an administrator save unsafe content in plugin settings, causing stored cross-site scripting. The provided sources do not describe unauthenticated compromise or active exploitation, but persistent browser-side risk can still matter on managed WordPress sites.

Executive priority

Treat as a targeted WordPress hygiene issue, not an emergency internet-wide event based on available evidence. Prioritize sites with many admins, third-party site managers, or weak admin account controls.

Technical view

The plugin fails to sanitize setting fields, creating authenticated admin-plus stored XSS. The CVE maps to CWE-79. No CVSS score, CPE, exploit details, or fixed version is provided in the source bundle, so remediation should be guided by vendor or plugin-maintainer information.

Likely exposure

WordPress sites running Easy Preloader through version 1.0.0 are in scope. Exposure is most relevant where multiple administrators manage settings, admin accounts are shared, or admin access may be compromised. No other affected products are identified in the sources.

Exploitation context

The source bundle does not report exploitation in the wild, and KEV is false. The attacker prerequisite is authenticated admin-level access, which reduces broad internet exposure but does not eliminate risk in delegated, agency-managed, or already-compromised WordPress environments.

Researcher notes

Evidence is concise: unsanitized setting fields produce authenticated stored XSS in Easy Preloader through 1.0.0. The sources do not provide a patch version, proof-of-concept details, CVSS vector, or observed exploitation evidence.

Mitigation direction

  • Check vendor or plugin-maintainer guidance for an updated safe version.
  • Disable or remove Easy Preloader if no maintained fix is available.
  • Restrict WordPress administrator access to trusted, necessary users only.
  • Review plugin settings for unexpected unsafe HTML or script-like content.

Validation and detection

  • Inventory WordPress sites for the Easy Preloader plugin.
  • Confirm whether installed versions are through 1.0.0.
  • Review administrator accounts with permission to change plugin settings.
  • Check security monitoring for suspicious WordPress admin setting changes.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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 · medium confidence lookup

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 lookup
cve · low confidence lookup

CVE-2021-24344 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
UnknownEasy Preloader1.0.0Listed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.