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Fencer Vulns
medium 4.3

CVE-2025-20227 json

Information Disclosure through external content warning modal dialog box bypass in Splunk Enterprise Dashboard Studio

published 2025-03-26 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-8426

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

In Splunk Enterprise versions below 9.4.1, 9.3.3, 9.2.5, and 9.1.8, and Splunk Cloud Platform versions below 9.3.2408.107, 9.2.2406.112, 9.2.2403.115, 9.1.2312.208 and 9.1.2308.214, a low-privileged user that does not hold the "admin" or "power" Splunk roles could bypass the external content warning modal dialog box in Dashboard Studio dashboards which could lead to an information disclosure.

Patch / fix

  • Splunk Splunk Enterprise 9.1.8, 9.2.5, 9.3.3, 9.4.1
  • Splunk Splunk Cloud Platform 9.1.2308.214, 9.1.2312.208, 9.2.2403.115, 9.2.2406.113, 9.3.2408.107

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Splunk Splunk Enterprise
  • Splunk Splunk Cloud Platform

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.