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.
Conclusion & alert: CVE-2022-39258 is rated High Exploit Risk (64.8/100): CVSS High severity, with low exploitation likelihood (EPSS 0.26%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-09-30 | 0.08% | 0.26% | +0.18% |
| 2 | 2025-03-30 | 0.18% | 0.08% | -0.10% |
| 3 | 2025-03-29 | — | 0.18% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.1 | 3.1 | HIGH |
|
2.8 | 5.2 | [email protected] |
| 8.2 | 3.1 | HIGH |
|
2.8 | 4.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mailcow | mailcow:_dockerized | < 2022-09 | cpe:2.3:a:mailcow:mailcow\:_dockerized:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/mailcow/mailcow-dockerized/pull/4766 | Patch Third Party Advisory |
| https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-vjgf-cp5p-wm45 | Exploit Third Party Advisory |