Mesop has a local file Inclusion via static file serving functionality
A vulnerability has been discovered and fixed in Mesop that could potentially allow unauthorized access to files on the server hosting the Mesop application. The vulnerability was related to insufficient input validation in a specific endpoint. This could have allowed an attacker to access files not intended to be served.
Users are strongly advised to update to the latest version of Mesop immediately. The latest version includes a fix for this vulnerability.
We would like to thank @Letm3through for reporting this issue and proposing mitigations to address this issue.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | mesop | >= 0.9.0, < 0.12.4 | 0.12.4 |
References
- https://github.com/google/mesop/security/advisories/GHSA-pmv9-3xqp-8w42
- https://nvd.nist.gov/vuln/detail/CVE-2024-45601
- https://github.com/google/mesop/commit/17fb769d6a91f0a8cbccfab18f64977b158a6a31
- https://github.com/google/mesop
- https://pypi.org/project/mesop
- https://github.com/advisories/GHSA-pmv9-3xqp-8w42
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-20, CWE-22- Platform
- Python (PyPI)
- Package
mesop- Disclosed
- 18.09.2024
- Updated
- 11.10.2026 13:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-1625 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-pmv9-3xqp-8w42 - CC BY 4.0
Vulnerability history: mesop
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
- 6
- First → latest
- 09.2024 09.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 3
- Medium 1
Disclosures per year
- 2024: 1
- 2025: 1
- 2026: 4
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Mesop has a local file Inclusion via static file serving functionality this entry
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