🛡️ CVE-2026-33458 — elk

🟠 CVSS 8.0 — High ✅ No Known Exploit OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Server-Side Request Forgery (SSRF) in Kibana One Workflow Leading to Information Disclosure

Server-Side Request Forgery (CWE-918) in Kibana One Workflow can lead to information disclosure. An authenticated user with workflow creation and execution privileges can bypass host allowlist restrictions in the Workflows Execution Engine, potentially exposing sensitive internal endpoints and data.

Affected software

CVE-2026-33458 is recorded against 2 packages.

  • elk
  • kibana

Timeline and source

Published on 13 April 2026 and last revised on 17 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

discuss.elastic.co (Web)
nvd.nist.gov (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-04-13
Updated 2026-08-12
Modified 2026-04-17
Fix URL N/A

Affected Packages

Software From version Fixed in
elk
kibana

Similar Threats

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