Quivr unauthenticated Denial of Service (DoS) via Multipart Boundary
A Denial of Service (DoS) vulnerability in the file upload feature of stangirard/quivr v0.0.298 allows unauthenticated attackers to cause excessive resource consumption by appending characters to the end of a multipart boundary in an HTTP request. This leads to the server continuously processing each character, rendering the service unavailable and impacting all users.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | quivr-core | <= 0.0.14 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2024-9229
- https://github.com/QuivrHQ/quivr
- https://github.com/QuivrHQ/quivr/blob/6b07a63e4e969d003710d6f6c6b9df36fd6ea803/backend/api/quivr_api/modules/upload/service/upload_file.py#L68-L101
- https://huntr.com/bounties/946a412d-422f-4623-bb1d-d2646ad23dfd
- https://pypi.org/project/quivr-core
- https://github.com/advisories/GHSA-m76r-xqqj-mqmv
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-400, CWE-770- Platform
- Python (PyPI)
- Package
quivr-core- Disclosed
- 20.03.2025
- Updated
- 11.10.2026 13:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-1861 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-m76r-xqqj-mqmv - CC BY 4.0
Vulnerability history: quivr-core
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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