cvedb.io
CVE-2026-20254
MEDIUM · CVSS 5.7
EPSS exploitation probability: 0%
Published 2026-06-10T18:16:40.887 · Last modified 2026-06-17T10:17:20.270

Summary

In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, and Splunk Cloud Platform versions below 10.3.2512.13, 10.2.2510.15, 10.1.2507.23, and 9.3.2411.132, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could craft a malicious classic dashboard that exfiltrates sensitive data to an external server when a higher-privileged user views it, bypassing the external content restriction through a Cascading Style Sheets (CSS) injection.<br><br>The Trusted Domains security check does not fully validate inline style attribute values, which can allow for outbound requests to untrusted domains and credential exfiltration when a victim views a crafted dashboard.

Affected products

splunk — splunk

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.