Security readout for executives and security teams
Plain-English summary
CVE-2018-8058 is a cross-site scripting issue reported in CMS Made Simple 2.2.6. A vulnerable admin page may mishandle the pagedata parameter, allowing attacker-supplied script content to run in a user's browser. The public record is sparse, so business urgency depends on whether CMSMS 2.2.6 is deployed and exposed.
Executive priority
Prioritize if CMS Made Simple 2.2.6 is internet-facing or used by privileged staff. Otherwise, handle through normal web application patch governance.
Technical view
The CVE description identifies XSS in CMS Made Simple 2.2.6 at admin/moduleinterface.php via pagedata. The referenced advisory title describes stored XSS, but the bundle provides no CVSS, CWE, authentication requirements, exploit maturity, or vendor patch details. Treat exposure assessment as version-and-route driven until vendor guidance confirms scope.
Likely exposure
Likely limited to environments running CMS Made Simple 2.2.6 where admin/moduleinterface.php is reachable. Access requirements are not stated in the provided sources.
Exploitation context
No CISA KEV listing is provided, and the bundle contains no evidence of active exploitation. A public reference exists, but operational exploit status is not established.
Researcher notes
Evidence is incomplete. The CVE names the product, version, endpoint, and parameter, while the reference title suggests stored XSS. No patch, CVSS, CWE, affected CPEs, or exploitation evidence is supplied.
Mitigation direction
- Identify any CMS Made Simple 2.2.6 installations.
- Check CMS Made Simple vendor guidance for fixed versions or advisories.
- Upgrade or retire affected deployments if vendor guidance recommends it.
- Restrict access to administrative CMS paths to trusted users and networks.
- Review output handling for pagedata and ensure proper escaping.
Validation and detection
- Inventory CMSMS versions across public and internal web assets.
- Confirm whether admin/moduleinterface.php is reachable from untrusted networks.
- Review web logs for unusual admin/moduleinterface.php requests involving pagedata.
- Validate in a controlled environment that pagedata is safely encoded.
- Document whether authentication is required in your deployment.
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-2018-8058 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/ibey0nd/CVE/blob/master/CMS%20Made%20Simple%20Stored%20XSS%202.mdCVE 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.