CVE-2025-66372
Mustangproject allows exfiltrating files via XXE attacks
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
2.8
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
CVE-2025-66372- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
EUVDEUVD-2025-199853
2.8
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
EUVD-2025-199853- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-x832-fpvj-r5ph
2.8
Mustangproject allows exfiltrating files via XXE attacks
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
GHSA-x832-fpvj-r5ph- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
NVD
2.8
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
CVE-2025-66372- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
OSV
2.8
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
CVE-2025-66372- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
OSVGHSA-x832-fpvj-r5ph
2.8
Mustangproject allows exfiltrating files via XXE attacks
Mustang before 2.16.3 allows exfiltrating files via XXE attacks.
- Record
GHSA-x832-fpvj-r5ph- CVSS 3.1
- 2.8 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.mustangproject:libraryMaven |
before 2.16.3 | 2.16.3 |
org.mustangproject:validatorMaven |
before 2.16.3 | 2.16.3 |
org.mustangproject:libraryMaven |
before 2.16.3, plus listed versions 2.0.02.0.0-alpha32.0.12.0.22.0.3 Show 39 moreShow less2.1.02.1.12.10.02.11.02.12.02.13.02.14.02.14.12.14.22.15.02.15.12.15.22.16.02.16.12.16.22.2.02.2.12.3.02.3.12.3.22.3.32.4.02.5.02.5.12.5.22.5.32.5.42.5.52.5.62.5.72.6.02.6.12.6.22.7.02.7.12.7.22.7.32.8.02.9.0 |
2.16.3 |
org.mustangproject:validatorMaven |
before 2.16.3, plus listed versions 2.0.02.0.0-alpha32.0.12.0.22.0.3 Show 39 moreShow less2.1.02.1.12.10.02.11.02.12.02.13.02.14.02.14.12.14.22.15.02.15.12.15.22.16.02.16.12.16.22.2.02.2.12.3.02.3.12.3.22.3.32.4.02.5.02.5.12.5.22.5.32.5.42.5.52.5.62.5.72.6.02.6.12.6.22.7.02.7.12.7.22.7.32.8.02.9.0 |
2.16.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-66372 is a low vulnerability (CVSS 2.8) in Mustangproject Mustang, published November 28, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.13%, the 2nd percentile. Fixed in org.mustangproject:library 2.16.3.
References
github.com/ZUGFeRD/mustangproject/issues/685
github.com/ZUGFeRD/mustangproject/pull/725
github.com/ZUGFeRD/mustangproject/releases/tag/core-2.16.3
nvd.nist.gov/vuln/detail/CVE-2025-66372
github.com/ZUGFeRD/mustangproject/commit/6461dad8d3d7876547155dacbd28b458f1eb2e0b
github.com/advisories/GHSA-x832-fpvj-r5ph
github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66372.json
github.com/ZUGFeRD/mustangproject