GO-2026-4333

vendorUSosv

Mailpit has an SMTP Header Injection via Regex Bypass in github.com/axllent/mailpit

view advisory published 2026-02-03Licence: per source

Mailpit has an SMTP Header Injection via Regex Bypass in github.com/axllent/mailpit

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-23829US—Exploit
Mailpit is an email testing tool and API for developers. Prior to version 1.28.3, Mailpit's SMTP server is vulnerable to Header Injection due to an insufficient Regular Expression…
02

references

External citations — patches, advisories, analysis.

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