Mustang up to 2.16.2 xml external entity reference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Mustang up to 2.16.2. Affected by this vulnerability is an unknown functionality. Such manipulation leads to xml external entity reference. This vulnerability is referenced as CVE-2025-66372. The attack can only be performed from a local environment. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Mustang up to 2.16.2. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Mustang before 2.16.3 allows exfiltrating files via XXE attacks.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-66372 since 11/28/2025. The exploitation is known to be difficult. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.16.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-199853). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 2.8
CNA Vector (MITRE): 🔒

CVSSv2info

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

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Mustang 2.16.3
Patch: github.com

Timelineinfo

11/28/2025 Advisory disclosed
11/28/2025 +0 days CVE reserved
11/28/2025 +0 days VulDB entry created
11/28/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: 685
Status: Confirmed

CVE: CVE-2025-66372 (🔒)
GCVE (CVE): GCVE-0-2025-66372
GCVE (VulDB): GCVE-100-333740
EUVD: 🔒

Entryinfo

Created: 11/28/2025 07:52
Updated: 11/28/2025 16:07
Changes: 11/28/2025 07:52 (65), 11/28/2025 16:07 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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