Security readout for executives and security teams
Plain-English summary
CVE-2021-24531 is an authenticated stored cross-site scripting issue in the Charitable Donation Plugin for WordPress before 1.6.51. An authenticated user using the add donation feature could store script content that later runs in another user's browser. This is mainly a risk to sites using the plugin for donation workflows.
Executive priority
Treat this as a timely WordPress plugin hygiene issue, not an emergency based on current evidence. Prioritize affected donation sites because successful XSS could compromise admin sessions or donor workflow integrity.
Technical view
The source describes CWE-79 stored XSS in the Charitable Donation Plugin's add donation feature before version 1.6.51. No CVSS score is provided. The issue requires authentication, and available sources do not name affected WordPress roles or confirm public exploitation.
Likely exposure
Exposure is likely limited to WordPress sites running Charitable Donation Plugin versions before 1.6.51, especially where authenticated users can access the add donation workflow.
Exploitation context
The bundle says KEV is false and provides no cited evidence of active exploitation. The authenticated requirement reduces broad internet-scale risk, but stored XSS can still affect administrators or staff who view tainted donation data.
Researcher notes
Evidence is sparse: no CVSS, no role matrix, and no exploit status beyond not being in KEV. Validate exposure through plugin version and access to the add donation feature; avoid assuming unauthenticated reachability.
Mitigation direction
- Update Charitable Donation Plugin to version 1.6.51 or later.
- Review vendor release notes and WPScan guidance for any additional instructions.
- Restrict access to donation creation to trusted users only.
- Review donation records for suspicious stored HTML or script-like content.
Validation and detection
- Inventory WordPress sites using the Charitable Donation Plugin.
- Confirm installed plugin versions are not earlier than 1.6.51.
- Identify which authenticated users can access the add donation feature.
- Check relevant audit logs for unusual donation creation activity.
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-2021-24531 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/a5837621-ee6e-4876-9f65-82658fc0341fCVE reference · x_refsource_MISC
- https://www.wpcharitable.com/release-notes-1-6-51/CVE 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.