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CVE-2025-69255

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Date: January 7, 2026

RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.13 to 1.0.0-alpha.77, a malformed gRPC GetMetrics request causes get_metrics to unwrap() failed deserialization of metric_type/opts, panicking the handler thread and enabling remote denial of service of the metrics endpoint. This issue has been patched in version 1.0.0-alpha.78.

Severity Score

Related Resources (5)

https://github.com/rustfs/rustfs/commit/eb33e82b56ed11fd12bb39416359d8d60737dc7a
https://github.com/rustfs/rustfs/security/advisories/GHSA-gw2x-q739-qhcr
https://nvd.nist.gov/vuln/detail/CVE-2025-69255
https://github.com/rustfs/rustfs
https://www.mend.io/vulnerability-database/CVE-2025-69255

Severity Score

Weakness Type (CWE)

Improper Handling of Exceptional Conditions

CWE-755

Top Fix

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Upgrade Version

Upgrade to version https://github.com/rustfs/rustfs.git - 1.0.0-alpha.78

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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