Security readout for executives and security teams
Plain-English summary
This CVE reports cross-site scripting in Ivan Cordoba Generic CMS through 2018-04-28. If a vulnerable deployment is present, attacker-controlled script could run in a user's browser when the affected administrator users page handles a user ID. The public data does not provide severity, CVSS, or exploitation evidence.
Executive priority
Treat this as an inventory-driven legacy CMS issue. Prioritize if the CMS is still deployed, externally reachable, or used for administrative workflows. Without evidence of exploitation or severity scoring, urgency depends mainly on confirmed exposure.
Technical view
The issue is described as XSS via the user ID in Administrator/users.php. The supplied sources do not identify whether it is reflected or stored, the required privileges, browser interaction needed, or exact fixed release. A GitHub pull request is referenced, but no verified patch details are included in the bundle.
Likely exposure
Exposure is limited to organizations running Ivan Cordoba Generic CMS through 2018-04-28, especially where Administrator/users.php is reachable. The structured affected-product data is incomplete, so teams should confirm product use from asset inventory and code repositories.
Exploitation context
No CISA KEV listing is reported, and the bundle provides no cited evidence of active exploitation. The affected path appears administrative, but authentication requirements and attacker preconditions are not stated in the supplied sources.
Researcher notes
The public record is sparse: no CVSS, CWE, detailed affected CPE, exploit status, or remediation text is provided. Avoid assuming exploitability beyond XSS in Administrator/users.php until the linked project change and local code behavior are reviewed.
Mitigation direction
- Inventory systems for Ivan Cordoba Generic CMS deployments.
- Check the project guidance and GitHub PR #3 for corrected handling.
- Upgrade or remove affected deployments if a fixed version or commit is available.
- Restrict access to the administrator interface during assessment.
- Apply standard XSS defenses where maintaining a fork.
Validation and detection
- Confirm whether Administrator/users.php exists in deployed code.
- Check version or commit date against 2018-04-28 exposure wording.
- Review project history around GitHub pull request #3.
- Verify user ID rendering is properly encoded in maintained code.
- Review logs only for suspicious admin-page access; sources do not confirm exploitation.
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.
CVE-2018-20590 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
- 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
- https://github.com/nabby27/CMS/pull/3CVE reference · x_refsource_MISC
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.