CVE-2026-40193

A flaw was found in maddy, a composable mail server. This LDAP Lightweight Directory Access Protocol injection vulnerability allows a remote attacker to inject arbitrary LDAP filter expressions into username fields during authentication. By exploiting this, an attacker can achieve identity...

CVE-2026-40193

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-40193 Maddy Mail Server: LDAP Filter Injection via Unsanitized Username

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-40193

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-40193

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-40193 Maddy Mail Server: LDAP Filter Injection via Unsanitized Username

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-40193

The CVE-2026-40193 issue affects maddy (mail server) versions prior to 0.9.3, where user-supplied usernames are interpolated into LDAP search filters and DN templates without escaping. The vulnerability affects three code paths: Lookup() filter, AuthPlain() DN template, and AuthPlain() filter, en...

Maddy Mail Server 安全漏洞

Maddy Mail Server is a modular and integrated email server developed by Russian developer Max Mazurov. Versions of Maddy Mail Server prior to 0.9.3 contained security vulnerabilities. These vulnerabilities stemmed from the auth.ldap module, where the username provided by the user was inserted int...

GHSA-5835-4GVC-32PC Maddy Mail Server has an LDAP Filter Injection via Unsanitized Username

Summary The auth.ldap module constructs LDAP search filters and DN strings by directly interpolating user-supplied usernames via strings.ReplaceAll without any LDAP filter escaping. An attacker who can reach the SMTP submission AUTH PLAIN or IMAP LOGIN interface can inject arbitrary LDAP filter...

Maddy Mail Server has an LDAP Filter Injection via Unsanitized Username

Summary The auth.ldap module constructs LDAP search filters and DN strings by directly interpolating user-supplied usernames via strings.ReplaceAll without any LDAP filter escaping. An attacker who can reach the SMTP submission AUTH PLAIN or IMAP LOGIN interface can inject arbitrary LDAP filter...

PT-2026-32581

Summary The auth.ldap module constructs LDAP search filters and DN strings by directly interpolating user-supplied usernames via strings.ReplaceAll without any LDAP filter escaping. An attacker who can reach the SMTP submission AUTH PLAIN or IMAP LOGIN interface can inject arbitrary LDAP filter...

EUVD-2022-1342

Malicious code in bioql PyPI...

CVE-2023-27582

maddy is a composable, all-in-one mail server. Starting with version 0.2.0 and prior to version 0.6.3, maddy allows a full authentication bypass if SASL authorization username is specified when using the PLAIN authentication mechanisms. Instead of validating the specified username, it is accepted...

CVE-2022-24732

Maddy Mail Server is an open source SMTP compatible email server. Versions of maddy prior to 0.5.4 do not implement password expiry or account expiry checking when authenticating using PAM. Users are advised to upgrade. Users unable to upgrade should manually remove expired accounts via existing...

Denial Of Service (DoS)

github.com/foxcpp/maddy is vulnerable to Denial Of Service DoS. The vulnerability is due to the lack of proper error handling during write operations in S3 storage, when write operations encounter errors, they are not aborted, allowing the system to continue consuming memory without limit...

GO-2022-0378 MD5 hash support in github.com/foxcpp/maddy

MD5 hash support in github.com/foxcpp/maddy...

GO-2022-0374 S3 storage write is not aborted on errors leading to unbounded memory usage in github.com/foxcpp/maddy

S3 storage write is not aborted on errors leading to unbounded memory usage in github.com/foxcpp/maddy...

GO-2022-0306 Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy

Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy...

GO-2023-1630 Full authentication bypass if SASL authorization username is specified in github.com/foxcpp/maddy

Full authentication bypass if SASL authorization username is specified in github.com/foxcpp/maddy...

GHSA-4G76-W3XW-2X6W Full authentication bypass if SASL authorization username is specified

Impact maddy 0.2.0 - 0.6.2 allows a full authentication bypass if SASL authorization username is specified when using the PLAIN authentication mechanisms. Instead of validating the specified authorization username, it is accepted as is after checking the credentials for the authentication usernam...