Security readout for executives and security teams
Plain-English summary
CVE-2023-0293 lets a logged-in low-privilege WordPress user change how images are categorized in Mediamatic media folders. This is an integrity issue for media organization, not evidence of full site takeover, data theft, or public unauthenticated access in the provided sources.
Executive priority
Treat this as a moderate hygiene issue. It is unlikely to justify emergency response by itself, but affected WordPress sites with many low-privilege users should be reviewed and updated promptly to prevent unauthorized media organization changes.
Technical view
Mediamatic – Media Library Folders for WordPress is reported vulnerable through version 2.8.1 because AJAX actions lack a required capability check. Authenticated users with subscriber-level permissions or higher can change image categories used to arrange folder views. The CVSS 3.1 score is 4.3, reflecting low integrity impact.
Likely exposure
Exposure is likely limited to WordPress sites running Mediamatic – Media Library Folders up to and including 2.8.1, especially sites that allow many subscriber-level users or public account registration. Sites without this plugin, or without untrusted authenticated users, have materially lower practical risk.
Exploitation context
The source bundle does not show CISA KEV listing or cited active exploitation. The vulnerability requires an authenticated WordPress account with subscriber-level permissions or higher. The documented effect is changing image categories used for folder organization, not arbitrary upload, code execution, or data disclosure.
Researcher notes
The evidence supports CWE-862 missing authorization on plugin AJAX actions. The provided affected metadata is sparse, while the description and title identify versions up to 2.8.1. No exploit evidence or fixed version is included in the bundle, so remediation should be tied to vendor-confirmed guidance.
Mitigation direction
- Inventory WordPress sites for Mediamatic – Media Library Folders installations.
- Check vendor or Wordfence guidance for the fixed version or recommended action.
- Update the plugin when a vendor-supported fixed release is available.
- Disable the plugin if it is unnecessary or cannot be safely updated.
- Limit untrusted subscriber accounts and public self-registration where possible.
- Monitor unexpected media category or folder changes.
Validation and detection
- Confirm whether the plugin is installed and identify its exact version.
- Review WordPress user registration and subscriber population on affected sites.
- Verify AJAX handlers enforce appropriate WordPress capability checks.
- Test authorization behavior in staging using the lowest-privilege account.
- Review logs or audit trails for unusual media category changes.
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-2023-0293 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e5c87ae0-9a53-4292-a4d3-05b3bdb37b71?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/mediamatic/trunk/inc/sidebar.php?rev=2652957#L343CVE reference
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e5c87ae0-9a53-4292-a4d3-05b3bdb37b71CVE 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.