What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-06 · updated 2026-06-17
• Weakness: CWE-73

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.

Affected products

• qdrant/qdrant: from 1.9.3 through 1.16.0

References

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

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