Extensible Markup Language (XML) External Entity Injection (XXE) through Dashboard label field on Splunk Enterprise

published 2025-10-01 13 mo ago modified 2026-10-18 21 d ago also EUVD-2025-32718

cvss: 4.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

In Splunk Enterprise versions below 9.4.4, 9.3.6, and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.108, 9.3.2408.118 and 9.2.2406.123, a low privilege user that does not hold the "admin" or "power" Splunk roles could perform an extensible markup language (XML) external entity (XXE) injection through the dashboard tab label field. The XXE injection has the potential to cause denial of service (DoS) attacks.

Patch / fix

fixed in 2

Splunk Splunk Enterprise 9.2.8, 9.3.6, 9.4.4, 10.0.0
Splunk Splunk Cloud Platform 9.2.2406.123, 9.3.2408.118, 9.3.2411.108

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 13 mo ago (2025-10-01)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.6	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

Splunk Splunk Enterprise
Splunk Splunk Cloud Platform

Classification

Weakness

CWE-776 Improper Restriction of Recursive Entity References in DTDs
CWE-611 Improper Restriction of XML External Entity Reference

References

advisory.splunk.com /advisories/SVD-2025-1004
vendor-advisory

Sources

CVE List CVE-2025-20369
NVD CVE-2025-20369

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.

Summary