ms-swift: Image Cache Hash Collision via Missing Dimension Metadata
A security vulnerability has been detected in modelscope ms-swift up to 4.2.0. This affects the function Template._save_pil_image of the file swift/template/base.py of the component PIL Image Cache Key Handler. The manipulation leads to use of weak hash. An attack has to be approached locally. A high degree of complexity is needed for the attack. It is indicated that the exploitability is difficult. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | ms-swift | <= 4.2.0 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-10801
- https://github.com/modelscope/ms-swift/issues/9360
- https://github.com/modelscope/ms-swift/pull/9359
- https://github.com/modelscope/ms-swift/commit/27426a6431759a82e2a1c98344b425f90be17e07
- https://github.com/modelscope/ms-swift
- https://vuldb.com/cve/CVE-2026-10801
- https://vuldb.com/submit/831455
- https://vuldb.com/submit/831456
- https://vuldb.com/vuln/368250
- https://vuldb.com/vuln/368250/cti
- https://pypi.org/project/ms-swift
- https://github.com/advisories/GHSA-prfw-69r3-wqxf
- CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L- Weakness (CWE)
CWE-327- Platform
- Python (PyPI)
- Package
ms-swift- Disclosed
- 04.06.2026
- Updated
- 11.10.2026 14:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-3488 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-prfw-69r3-wqxf - CC BY 4.0
Vulnerability history: ms-swift
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 4
- First → latest
- 07.2025 06.2026
- Without a fix
- 3
- Exploited in attacks
- 0
Severity breakdown
- Medium 2
- Low 2
Disclosures per year
- 2025: 3
- 2026: 1
-
ms-swift: Image Cache Hash Collision via Missing Dimension Metadata this entry
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