Splunk Enterprise/Cloud Platform xml entity expansion

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Splunk Enterprise and Cloud Platform. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to xml entity expansion. This vulnerability is handled as CVE-2025-20369. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Splunk Enterprise and Cloud Platform (affected version unknown). This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a xml entity expansion vulnerability. The CWE definition for the vulnerability is CWE-776. The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is shared for download at advisory.splunk.com. This vulnerability was named CVE-2025-20369 since 10/10/2024. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 266411 (Splunk Enterprise 9.2.0 < 9.2.8, 9.3.0 < 9.3.6, 9.4.0 < 9.4.4 (SVD-2025-1004)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (266411). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 4.6
CNA Vector (cisco): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Xml entity expansion
CWE: CWE-776
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 266411
Nessus Name: Splunk Enterprise 9.2.0 < 9.2.8, 9.3.0 < 9.3.6, 9.4.0 < 9.4.4 (SVD-2025-1004)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/10/2024 CVE reserved
10/01/2025 +356 days Advisory disclosed
10/01/2025 +0 days VulDB entry created
10/09/2025 +8 days VulDB entry last update

Sourcesinfo

Advisory: SVD-2025-1004
Status: Confirmed

CVE: CVE-2025-20369 (🔒)
GCVE (CVE): GCVE-0-2025-20369
GCVE (VulDB): GCVE-100-326656

Entryinfo

Created: 10/01/2025 19:09
Updated: 10/09/2025 04:50
Changes: 10/01/2025 19:09 (63), 10/03/2025 06:11 (2), 10/09/2025 04:50 (11)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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