Security readout for executives and security teams
Plain-English summary
AJAX Thumbnail Rebuild for WordPress has a missing authorization flaw through version 1.13. A logged-in user may be able to access plugin functionality or data they should not. The available evidence points to limited confidentiality impact, not full site takeover or service disruption.
Executive priority
Treat as a scheduled remediation item, not an emergency, unless the site has many untrusted authenticated users. Prioritize public-facing WordPress properties and customer portals first.
Technical view
CVE-2022-47604 is CWE-862 missing authorization in AJAX Thumbnail Rebuild. CVSS 3.1 is 4.3: network reachable, low complexity, low privileges required, no user interaction, unchanged scope, low confidentiality impact, no integrity or availability impact.
Likely exposure
Exposure is limited to WordPress sites running AJAX Thumbnail Rebuild version 1.13 or earlier, especially sites allowing low-privileged authenticated users. The bundle does not identify affected CPEs or a fixed version.
Exploitation context
CISA KEV status is false, and the provided sources do not claim active exploitation or provide exploit maturity. The vulnerability requires an authenticated user, reducing urgency compared with unauthenticated WordPress plugin flaws.
Researcher notes
The source bundle establishes missing authorization and CVSS details but does not describe the vulnerable endpoint, exact data exposure, exploit availability, or fixed version. Avoid assuming broader impact beyond low confidentiality loss.
Mitigation direction
- Inventory WordPress sites for AJAX Thumbnail Rebuild version 1.13 or earlier.
- Check Patchstack and vendor guidance for a fixed release or official workaround.
- Disable or remove the plugin if it is not business-required.
- Restrict creation and use of low-privileged WordPress accounts where feasible.
Validation and detection
- Confirm whether the plugin package ajax-thumbnail-rebuild is installed.
- Record installed plugin versions and compare against affected versions through 1.13.
- Review WordPress user roles and presence of low-privileged accounts.
- Check security monitoring for unusual authenticated plugin access patterns.
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 lookupCVE-2022-47604 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:L/I:N/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:N/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:L/I:N/A:N
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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.