Vulnerability in Apache Pony_mail
CVE-2026-41873
** UNSUPPORTED WHEN ASSIGNED ** Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Pony Mail leading to admin account takeover. This issue affects all versions of the Lua implementation of Po…
Vulnerability class: HTTP Request Smuggling
EPSS: 0.002 (38.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Pony_mail
- Apache Software Foundation Pony Mail — versions 0
Weakness classification (CWE)
References
- security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2026-41873?
- CVE-2026-41873 is a critical-severity vulnerability in Apache Pony_mail, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 9.8/10. Published 2026-04-28.
- How severe is CVE-2026-41873?
- Critical severity. CVSS v3 base score is 9.8 out of 10.