Security readout for executives and security teams
Plain-English summary
CVE-2018-10366 is a cross-site scripting issue in the Users, also called Front-end user management, plugin 1.4.5 for October CMS. The source says the name field can contain unsafe content. If exposed, this can let attacker-controlled content run in a victim’s browser when affected profile data is viewed.
Executive priority
Treat this as a targeted web-application hygiene issue, not an emergency, unless the affected plugin is internet-facing and accepts untrusted user profiles. Prioritize inventory, update planning, and cleanup of suspicious stored names.
Technical view
The CVE record describes XSS in the name field of the October CMS Users plugin 1.4.5. Public references include an Exploit-DB entry and a confirming GitHub commit. The provided sources do not include CVSS, CWE, affected CPEs, active exploitation evidence, or a named fixed release.
Likely exposure
Exposure is likely limited to October CMS installations using the Users or Front-end user management plugin version 1.4.5, especially where users can create or edit displayed names. Evidence is insufficient to assess broader version impact.
Exploitation context
A public Exploit-DB reference exists, so proof-of-concept information has been publicly available. The source bundle does not show CISA KEV listing or other evidence of active exploitation in the wild.
Researcher notes
The source record is sparse: no CVSS, CWE, CPE, or fixed version is provided. The GitHub commit confirms a code change, but version-to-fix mapping should be verified from vendor release history before declaring remediation complete.
Mitigation direction
- Inventory October CMS sites for the Users plugin and version 1.4.5.
- Check RainLab or October CMS guidance for the release containing the referenced fix.
- Apply the vendor-supported update once identified and tested.
- Sanitize existing user name data for unsafe HTML or script content.
- Restrict untrusted profile edits until affected systems are remediated.
Validation and detection
- Confirm whether the Users plugin version 1.4.5 is installed.
- Identify pages or emails that render the user name field.
- Verify rendered names are encoded as text, not interpreted as HTML.
- Review user records for suspicious markup in name fields.
- Compare local plugin code with the referenced GitHub commit or vendor-fixed release.
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
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CVE-2018-10366 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- 44546CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://github.com/rainlab/user-plugin/commit/098c2bc907443d67e9e18645f850e3de42941d20CVE reference · x_refsource_CONFIRM
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.