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WS-2021-0396

Date: August 19, 2025

Vulnerability in Maddy Mail Server, the S3 storage write is not aborted on errors leading to Unbounded memory usage

Language: Go

Severity Score

Related Resources (4)

https://github.com/foxcpp/maddy/security/advisories/GHSA-m6m5-pp4g-fcc8
https://github.com/foxcpp/maddy/commit/07c8495ee4394fabbf5aac4df8aebeafb2fb29d8
https://github.com/foxcpp/maddy
https://www.mend.io/vulnerability-database/WS-2021-0396

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Missing Release of Resource after Effective Lifetime

CWE-772

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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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