Security readout for executives and security teams
Plain-English summary
This is a stored cross-site scripting issue in a WordPress calendar plugin. An attacker with some site access may be able to save malicious content that later runs in another user’s browser. The likely business risk is account misuse, content tampering, or session exposure on affected WordPress sites.
Executive priority
Treat this as a moderate-priority web application hygiene issue. It does not show confirmed active exploitation in the provided sources, but stored XSS can affect administrators or visitors and should be remediated during the next normal WordPress maintenance window.
Technical view
CVE-2024-33640 is CWE-79 stored XSS in LBell Pretty Google Calendar through version 1.7.2. CVSS 3.1 is 6.5: network reachable, low complexity, low privileges required, user interaction required, changed scope, and low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress sites running the Pretty Google Calendar plugin through version 1.7.2. The bundle provides no CPEs and does not identify affected hosting platforms beyond WordPress plugin usage.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The CVSS vector indicates exploitation requires low privileges and user interaction, so risk is highest where untrusted users can create or edit plugin-controlled content.
Researcher notes
Evidence is limited to the CVE record, CVE List data, and Patchstack reference. No exploit details, fixed version, or active exploitation evidence are provided in the bundle. Do not assume broader product impact beyond Pretty Google Calendar through 1.7.2.
Mitigation direction
- Inventory WordPress sites for the Pretty Google Calendar plugin and version.
- Check vendor or Patchstack guidance for a fixed release or official mitigation.
- Update the plugin if an official fixed version is available.
- Disable or remove the plugin where it is unnecessary or unfixable.
- Restrict plugin administration and content-editing access to trusted users only.
Validation and detection
- Confirm whether any WordPress site runs Pretty Google Calendar version 1.7.2 or earlier.
- Review user roles allowed to manage calendar-related content or plugin settings.
- Check vulnerability scanner findings against CVE-2024-33640 and plugin version evidence.
- Review WordPress audit logs for suspicious calendar content changes.
- Verify remediation by rechecking plugin version or confirming plugin removal.
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-2024-33640 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
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/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.