HIGH · 8.5

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_...

Vulnerability 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.

CVSS Score

8.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
QdrantQdrant>= 1.9.3, <= 1.16.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-25628?

CVE-2026-25628 is a vulnerability with a CVSS score of 8.5 (HIGH). 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_...

How severe is CVE-2026-25628?

CVE-2026-25628 has been rated HIGH with a CVSS base score of 8.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-25628?

Check the references section above for vendor advisories and patch information. Affected products include: Qdrant Qdrant.