# github.com/foxcpp/maddy (Go) vulnerabilities

4 known vulnerabilities (1 critical, 1 high, 1 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v0.9.7 (Nov 5, 2026): no advisory affects it
- Newest unaffected release: v0.9.7 (Nov 5, 2026), the latest release
- Releases: 35 since v0.1.0 (Feb 22, 2020)
- Registry: https://pkg.go.dev/github.com/foxcpp/maddy
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-40193: v0.1.0 to v0.9.2 (v0.9.3 is outside it)
- CVE-2023-27582: v0.2.0 to v0.6.2 (v0.6.3 is outside it)
- CVE-2022-24732: v0.1.0 to v0.5.3 (v0.5.4 is outside it)
- CVE-2021-42583: v0.1.0 to v0.5.1 (v0.5.2 is outside it)

## Advisories (4)

### [CVE-2026-40193](https://cve.now/CVE-2026-40193): Maddy Mail Server: LDAP Filter Injection via Unsanitized Username

- Severity: High 8.2
- Published: Apr 15, 2026
- Affected: fixed in 0.9.3.
- Fixed in v0.9.3 (released Apr 12, 2026, 3 days before disclosure).
- The latest release, v0.9.7, is not affected.

### [CVE-2023-27582](https://cve.now/CVE-2023-27582): Full authentication bypass if SASL authorization username is specified

- Severity: Critical 9.1
- Published: Mar 13, 2023
- Affected: from 0.2.0, fixed in 0.6.3.
- Fixed in v0.6.3 (released Mar 13, 2023, the day of disclosure).
- The latest release, v0.9.7, is not affected.

### [CVE-2022-24732](https://cve.now/CVE-2022-24732): Maddy Mail Server does not implement account expiry

- Severity: Medium 6.3
- Published: Mar 9, 2022
- Affected: fixed in 0.5.4.
- Fixed in v0.5.4 (released Mar 6, 2022, 3 days before disclosure).
- The latest release, v0.9.7, is not affected.

### [CVE-2021-42583](https://cve.now/CVE-2021-42583): A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the…

- Severity: Unrated
- Published: Dec 28, 2021
- Affected: fixed in 0.5.2.
- Fixed in v0.5.2 (released Oct 11, 2021, 78 days before disclosure).
- The latest release, v0.9.7, is not affected.

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