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Vulnerabilities

Vulnerability · CVE-2026-25628

Qdrant is a vector similarity search engine and vector database.

Published Feb 6, 2026 · catalog updated Feb 6, 2026 · Qdrant is a vector

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-25628. EPSS is 0.54%. Act only if a listed version of Qdrant is a vector is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Qdrant is a vector).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.54%
Remediation
Version ranges on file
Affected products
vendor qdrant qdrant 1.9.3, < 1.16.0

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor qdrant qdrant 1.9.3, < 1.16.01.9.3, < 1.16.0

How to fix CVE-2026-25628

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-25628. EPSS is 0.54%. Act only if a listed version of Qdrant is a vector is installed.

Which versions are affected?

Compare what you have installed with qdrant qdrant 1.9.3, < 1.16.0 1.9.3, < 1.16.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 6, 2026 · EUVD

    Detected

    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.

  2. Feb 6, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2026-25628

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-25628

    30-day exploitation probability 0.54%

    first.org
  • EUVDVulnerability recordEUVD-2026-5567

    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 vulnerabilit

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 7, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 3, 2026