CVE-2026-42167HIGH 8.1EPSS p90.8%
CVE-2026-42167CVE-2026-42167
Description
mod_sql in ProFTPD before 1.3.9a allows remote attackers to execute arbitrary code via a username, in scenarios where there is logging of USER requests with an expansion such as %U, and the SQL backend allows commands (e.g., COPY TO PROGRAM).
Scoring
| CVSS 3.1 | 8.1 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.83% probability of exploitation · percentile 90.8% · 2026-06-18T12:00:27Z |
| Published | 2026-04-28 |
| Last modified | 2026-05-01 |
Underlying weaknesses· 1
References
- http://www.proftpd.org/docs/RELEASE_NOTES-1.3.10rc1
- https://github.com/ZeroPathAI/proftpd-CVE-2026-42167-poc
- https://github.com/proftpd/proftpd/issues/2052
- https://www.openwall.com/lists/oss-security/2026/05/01/4
- https://zeropath.com/blog/proftpd-cve-2026-42167-auth-bypass-privesc-rce
- http://www.openwall.com/lists/oss-security/2026/05/01/13
- http://www.openwall.com/lists/oss-security/2026/05/01/4
- https://github.com/ZeroPathAI/proftpd-CVE-2026-42167-poc
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')cwe-89 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.