Security readout for executives and security teams
Plain-English summary
Older Kibana releases before 4.1.3 and 4.2.1 contain a cross-site scripting issue. If an affected deployment is still in use, a user’s browser could be exposed to injected script content. The public record does not provide impact scoring, exploit details, or confirmed exploitation.
Executive priority
Treat this as a legacy-technology hygiene issue unless affected Kibana is still deployed. If present, prioritize upgrade planning because XSS in administrative or analytics dashboards can create browser-session risk.
Technical view
CVE-2015-9056 is a CWE-79 XSS vulnerability in Elastic Kibana before 4.1.3 and 4.2.1. The source bundle does not describe the vulnerable component, trigger conditions, required privileges, or patch advisory details beyond the fixed-version boundary.
Likely exposure
Exposure is limited to organizations still running Kibana versions before 4.1.3 or 4.2.1. Modern supported Kibana deployments are unlikely to be affected by this specific historical version range.
Exploitation context
CISA KEV status is false in the provided bundle, and no cited source confirms active exploitation. Public evidence here is sparse, so exploitation likelihood cannot be assessed reliably from these sources alone.
Researcher notes
The record is minimal: no CVSS, no exploit status, no detailed vector, and no affected CPEs. Analysis should stay version-focused and avoid assumptions about payload, privilege, or user-interaction requirements.
Mitigation direction
- Inventory Kibana instances and record exact versions.
- Prioritize any Kibana version before 4.1.3 or 4.2.1 for review.
- Check Elastic security guidance for the supported upgrade path.
- Upgrade affected deployments to a non-vulnerable supported Kibana release.
- Limit access to legacy Kibana while remediation is planned.
Validation and detection
- Confirm Kibana version from deployment records or asset inventory.
- Map each instance against the affected range: before 4.1.3 and 4.2.1.
- Review Elastic advisories for any environment-specific guidance.
- Check whether legacy Kibana is externally reachable or broadly accessible internally.
- Document upgrade status and any remaining unsupported instances.
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-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2015-9056 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://www.elastic.co/community/securityCVE 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.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.