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Vulnerability record · CVE-2022-39258 · published 27 September 2022

CVE-2022-39258: Mailcow\ information exposure vulnerability

MMailcow · Mailcow\

mailcow is a mailserver suite. A vulnerability innversions prior to 2022-09 allows an attacker to craft a custom Swagger API template to spoof Authorize links. This could redirect a victim to an attacker controller place to steal Swagger authorization credentials or create a phishing page to steal other information. The issue has been fixed with the 2022-09 mailcow Mootember Update. As a workaround, one may delete the Swapper API Documentation from their e-mail server.

8.2 CVSS 3.1 High EPSS 1.8% · top 22.0% CWE-200 · Information exposureCWE-451 · CWE-451
8.2CVSS 3.1 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

mailcow is a mailserver suite. A vulnerability innversions prior to 2022-09 allows an attacker to craft a custom Swagger API template to spoof Authorize links. This could redirect a victim to an attacker controller place to steal Swagger authorization credentials or create a phishing page to steal other information. The issue has been fixed with the 2022-09 mailcow Mootember Update. As a workaround, one may delete the Swapper API Documentation from their e-mail server.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/mailcow/mailcow-dockerized/pull/4766 PatchThird Party Advisory
https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-vjgf-cp5p-wm45 ExploitThird Party Advisory
https://github.com/mailcow/mailcow-dockerized/pull/4766 PatchThird Party Advisory
https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-vjgf-cp5p-wm45 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2025-25198Mailcow\ open redirect vulnerabilitymailcow: dockerized is an open source groupware/email suite based on docker. Prior to version 2025-01a, a vulnerability in mailcow's password reset f…EPSS 1.1%8.8CVE-2023-34108Mailcow\ os command injection vulnerabilitymailcow is a mail server suite based on Dovecot, Postfix and other open source software, that provides a modern web UI for user/server administration…EPSS 0.98%8.8CVE-2023-26490Mailcow\ os command injection vulnerabilitymailcow is a dockerized email package, with multiple containers linked in one bridged network. The Sync Job feature - which can be made available to …EPSS 2.2%8.8CVE-2022-31138Mailcow\ os command injection vulnerabilitymailcow is a mailserver suite. Prior to mailcow-dockerized version 2022-06a, an extended privilege vulnerability can be exploited by manipulating the…EPSS 3.3%8.8CVE-2022-31245Mailcow\ os command injection vulnerabilitymailcow before 2022-05d allows a remote authenticated user to inject OS commands and escalate privileges to domain admin via the --debug option in co…EPSS 5.4%8.8CVE-2017-8928Mailcow\ cross-site request forgery vulnerabilitymailcow 0.14, as used in "mailcow: dockerized" and other products, has CSRF.EPSS 2.0%7.3CVE-2024-24760Mailcow\ vulnerabilitymailcow is a dockerized email package, with multiple containers linked in one bridged network. A security vulnerability has been identified in mailco…EPSS 0.87%7.2CVE-2025-53909Mailcow\ vulnerabilitymailcow: dockerized is an open source groupware/email suite based on docker. A Server-Side Template Injection (SSTI) vulnerability exists in versions…EPSS 0.46%

Source: NIST National Vulnerability Database (record CVE-2022-39258), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.