Security readout for executives and security teams
Plain-English summary
A logged-in WordPress user with even subscriber-level access could use Events Made Easy functions meant for administrators. This could expose or change limited site data, but the cited CVSS shows no availability impact. The issue affects versions up to and including 2.3.16.
Executive priority
Treat this as a medium-priority WordPress plugin update. It is not cited as actively exploited, but it weakens admin boundaries on sites with low-privilege users and should be remediated during the next normal patch window.
Technical view
Events Made Easy for WordPress <= 2.3.16 has missing capability checks on several AJAX action functions, classified as CWE-862. The CVSS 3.1 score is 5.4 with low confidentiality and integrity impact, network attack vector, low complexity, and required low privileges.
Likely exposure
Exposure is limited to WordPress sites running Events Made Easy version 2.3.16 or earlier where untrusted authenticated users can hold subscriber-level accounts or higher.
Exploitation context
The bundle does not cite active exploitation, and KEV is false. Abuse requires authenticated WordPress access, not anonymous access, but subscriber-level accounts are common on community or registration-enabled sites.
Researcher notes
Evidence supports missing authorization on administrator-intended AJAX functions, but the bundle does not enumerate each function or provide confirmed exploit activity. Validate exposure by version and user-registration model, then follow vendor patch guidance.
Mitigation direction
- Upgrade Events Made Easy beyond version 2.3.16 using vendor guidance.
- If repository review blocks updates, check the developer GitHub patched release path.
- Restrict or disable untrusted user registration where business workflows allow.
- Review Wordfence and WordPress Trac references for patch context.
Validation and detection
- Inventory WordPress sites using the Events Made Easy plugin.
- Confirm installed plugin versions are above 2.3.16.
- Check whether public or self-service subscriber registration is enabled.
- Review logs for unusual authenticated AJAX activity if available.
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-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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 lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-0404 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
- 5.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
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:N/S:U/C:L/I:L/A:N2.82.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5a9e62de-3e70-424f-b8e5-2a5f07ca182d?source=cveCVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2836308%40events-made-easy&new=2836308%40events-made-easy&sfp_email=&sfph_mail=CVE reference
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5a9e62de-3e70-424f-b8e5-2a5f07ca182dCVE reference · x_transferred
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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.