PSF-2026-1

When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized...

Improper Neutralization

Overview Affected versions of this package are vulnerable to Improper Neutralization in the email header when folding a long comment that contains only unfoldable characters. An attacker can inject headers into a message between unhandled parentheses. Remediation A fix was pushed into the master...

CVE-2025-11468

When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized...

CVE-2025-11468

CVE-2025-11468 refers to a Python vulnerability where folding a long comment in an email header that contains exclusively unfoldable characters can cause the parenthesis to be lost, enabling header injection when the addresses are user-controlled. The issue is tied to Python’s email/header handli...

Mailpit has an SMTP Header Injection via Regex Bypass

Vulnerability Report: SMTP Header Injection via Regex Bypass Vulnerable Code: mailpit/internal/smtpd/smtpd.go Executive Summary Mailpit's SMTP server is vulnerable to Header Injection due to an insufficient Regular Expression used to validate RCPT TO and MAIL FROM addresses. An attacker can injec...

GHSA-54WQ-72MP-CQ7C Mailpit has an SMTP Header Injection via Regex Bypass

Vulnerability Report: SMTP Header Injection via Regex Bypass Vulnerable Code: mailpit/internal/smtpd/smtpd.go Executive Summary Mailpit's SMTP server is vulnerable to Header Injection due to an insufficient Regular Expression used to validate RCPT TO and MAIL FROM addresses. An attacker can injec...

EUVD-2026-3297

Mailpit has an SMTP Header Injection via Regex Bypass...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities, where user-controlled headers containing line breaks can lead to HTTP header injection attacks...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities, which stem from allowing header injection via line breaks when parsing data URLs that are controlled by users...

PT-2026-3652

Name of the Vulnerable Software and Affected Versions Versions prior to 2025-11468 Description A flaw exists where parenthesis are not preserved when folding a long comment in an email header containing exclusively unfoldable characters. This can allow for the injection of headers into email...

MiracleLinux 8 : python39:3.9 and python39-devel:3.9 (AXSA:2024-8745:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8745:01 advisory. python: incorrect IPv4 and IPv6 private ranges CVE-2024-4032 pypa/setuptools: Remote code execution via download functions in the packageindex modul...

MiracleLinux 8 : python3.11-3.11.9-7.el8_10 (AXSA:2024-8834:23)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8834:23 advisory. python: incorrect IPv4 and IPv6 private ranges CVE-2024-4032 cpython: python: email module doesn't properly quotes newlines in email headers, allowi...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities, which stem from user-controlled cookie values and parameters that may lead to HTTP header injection...

MiracleLinux 9 : python3.9-3.9.18-3.el9_4.5 (AXSA:2024-8758:05)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8758:05 advisory. cpython: python: email module doesn't properly quotes newlines in email headers, allowing header injection CVE-2024-6923 Tenable has extracted the preceding...

FreeBSD : mail/mailpit -- multiple vulnerabilities (01f34a27-f560-11f0-bbdc-10ffe07f9334)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 01f34a27-f560-11f0-bbdc-10ffe07f9334 advisory. Mailpit author reports: Ensure SMTP TO & FROM addresses are RFC 5322 compliant and prevent...

MiracleLinux 9 : python3.12-3.12.1-4.el9_4.3 (AXSA:2024-8798:06)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8798:06 advisory. cpython: python: email module doesn't properly quotes newlines in email headers, allowing header injection CVE-2024-6923 Tenable has extracted the preceding...

MiracleLinux 8 : python3.12-3.12.5-2.el8_10 (AXSA:2024-8842:07)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8842:07 advisory. python: incorrect IPv4 and IPv6 private ranges CVE-2024-4032 cpython: python: email module doesn't properly quotes newlines in email headers, allowi...

MiracleLinux 4 : java-1.7.0-openjdk-1.7.0.261-2.6.22.1.AXS4 (AXSA:2020-002:03)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-002:03 advisory. OpenJDK: Incorrect bounds checks in NIO Buffers Libraries, 8234841 CVE-2020-2803 OpenJDK: Incorrect type checks in MethodType.readObject Libraries,...

MiracleLinux 7 : java-11-openjdk-11.0.7.10-4.el7 (AXSA:2020-011:04)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-011:04 advisory. OpenJDK: Incorrect bounds checks in NIO Buffers Libraries, 8234841 CVE-2020-2803 OpenJDK: Incorrect type checks in MethodType.readObject Libraries,...

MiracleLinux 9 : python3.11-3.11.7-1.el9_4.5 (AXSA:2024-8753:22)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8753:22 advisory. cpython: python: email module doesn't properly quotes newlines in email headers, allowing header injection CVE-2024-6923 Tenable has extracted the preceding...