Vulnerability in Qdrant

CVE-2026-25628

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-25628: held from 0.005 to 0.006.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001

Affected products

  • Qdrant — versions >= 1.9.3, < 1.16.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25628?
CVE-2026-25628 is a high-severity vulnerability in Qdrant, classified under External Control of File Name or Path. CVSS score: 8.5/10. Published 2026-02-06.
How severe is CVE-2026-25628?
High severity. CVSS v3 base score is 8.5 out of 10.