Security readout for executives and security teams
Plain-English summary
This affects WordPress sites using the CAOS | Host Google Analytics Locally plugin at versions up to 4.7.14. An unauthenticated attacker could change plugin settings without permission. The documented impact is limited integrity and availability, not data theft, but unauthorized configuration changes can disrupt analytics behavior or site operations.
Executive priority
Treat as a scheduled, near-term WordPress maintenance item. Prioritize internet-facing business sites and managed hosting fleets using the plugin, especially where analytics integrity or site stability matters. Escalate if logs show suspicious settings changes.
Technical view
CVE-2023-6637 is a CWE-862 missing authorization issue in the plugin's update_settings function. The CVSS 3.1 score is 6.5 with network access, low complexity, no privileges, and no user interaction required. Sources state versions up to and including 4.7.14 are affected.
Likely exposure
Exposure is limited to WordPress installations with this specific plugin installed and running at version 4.7.14 or earlier. Sites not using the plugin, or using a later vendor-fixed version, are not indicated as affected by the provided sources.
Exploitation context
The bundle does not cite CISA KEV listing or active exploitation. The issue is remotely reachable and unauthenticated, which lowers attacker friction, but the cited impact is settings modification with low integrity and availability effects.
Researcher notes
Evidence supports unauthenticated settings modification through missing capability checks. The source bundle references WordPress Trac lines and changesets, but does not provide exploit details or a named fixed version. Avoid assuming confidentiality impact or active exploitation without additional evidence.
Mitigation direction
- Identify all WordPress sites using CAOS | Host Google Analytics Locally.
- Update the plugin beyond version 4.7.14 using official WordPress/vendor guidance.
- If update is unavailable, disable the plugin until vendor guidance is confirmed.
- Review plugin settings after updating for unauthorized changes.
- Monitor WordPress and web logs for suspicious unauthenticated settings activity.
Validation and detection
- Check installed plugin version on each WordPress site.
- Confirm CAOS settings match known-good configuration after remediation.
- Verify the plugin update came from the official WordPress plugin repository.
- Review change history around plugin settings for unexpected modifications.
- Track vendor and Wordfence advisories for any exploitation updates.
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-2023-6637 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:N/UI:N/S:U/C:N/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:N/UI:N/S:U/C:N/I:L/A:L3.92.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5ec1fd03-f865-4f58-b63b-e70c0c7e701d?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/host-analyticsjs-local/tags/4.7.12/includes/class-caos.php#L414CVE reference
- https://plugins.trac.wordpress.org/changeset/3008878/host-analyticsjs-local#file8CVE reference
- https://plugins.trac.wordpress.org/changeset/3009011/host-analyticsjs-local#file5CVE reference
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.