PT-2026-3670

Name of the Vulnerable Software and Affected Versions affected versions not specified Description User-controlled header names and values containing newlines can allow injecting HTTP headers. Recommendations At the moment, there is no information about a newer version that contains a fix for this...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities; these vulnerabilities arise from failing to retain parentheses when folding long comments in email headers that only contain non-folding characters. This can lead to the...

MiracleLinux 8 : python3-3.6.8-67.el8_10.ML.1 (AXSA:2024-8859:05)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8859:05 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 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...

MiracleLinux 9 : nodejs-nodemon-2.0.20-3.el9, nodejs-16.19.1-1.el9 (AXSA:2023-6037:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-6037:02 advisory. c-ares: buffer overflow in configsortlist due to missing string length check CVE-2022-4904 http-cache-semantics: Regular Expression Denial of Servic...

CVE-2026-23829

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

CVE-2025-52660 HCL AION is affected by an Host Header Injection vulnerability

HCL AION is affected by an Unrestricted File Upload vulnerability. This can allow malicious file uploads, potentially resulting in unauthorized code execution or system compromise...

CVE-2025-52660

HCL AION is affected by an Unrestricted File Upload vulnerability. Connected CNVD records describe an additional host header injection flaw in HCL AION, suggesting improper handling that can enable malicious file uploads and potential code execution or system compromise. The primary CVE entry and...

CVE-2025-52660 HCL AION is affected by an Host Header Injection vulnerability

HCL AION is affected by an Unrestricted File Upload vulnerability. This can allow malicious file uploads, potentially resulting in unauthorized code execution or system compromise...

CVE-2026-23829

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

Mailpit security vulnerabilities

Mailpit is an email testing tool developed by Ralph Slooten personally. Versions of Mailpit prior to 1.28.3 contained a security vulnerability. This vulnerability stemmed from insufficient regular expressions used to validate the RCPT TO and MAIL FROM addresses, which could lead to header injecti...

HCL AION 安全漏洞

HCL AION is an AI lifecycle management platform from HCL India. HCL AION suffers from a security vulnerability that is caused due to improper handling of host headers that enable host header injection. An attacker can exploit the vulnerability to allow malicious file uploads, resulting in...

CVE-2026-23829

CVE-2026-23829 — Mailpit SMTP header injection via regex bypass. Mailpit’s SMTP server (prior to v1.28.3) fails to properly filter control characters in RCPT TO/MAIL FROM addresses due to a regex with an incomplete character class, allowing CR/LF bypass and header injection. The flaw stems from G...

CVE-2026-23829

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

CVE-2026-23829 Mailpit has SMTP Header Injection via Regex Bypass

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

CVE-2026-23829 Mailpit has SMTP Header Injection via Regex Bypass

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

CVE-2026-23829 Mailpit has SMTP Header Injection via Regex Bypass

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 used to validate RCPT TO and MAIL FROM addresses. An attacker can inject arbitrary SMTP headers or corrupt existing...

PT-2026-3406

Name of the Vulnerable Software and Affected Versions Mailpit versions prior to 1.28 Description Mailpit, an email testing tool and API for developers, has a header injection issue in its SMTP server. This is due to a flawed regular expression used to validate RCPT TO and MAIL FROM addresses,...

mail/mailpit -- multiple vulnerabilities

Mailpit author reports: Ensure SMTP TO & FROM addresses are RFC 5322 compliant and prevent header injection GHSA-54wq-72mp-cq7c Prevent Server-Side Request Forgery SSRF via HTML Check API GHSA-6jxm-fv7w-rw5j...

SUSE SLES16 Security Update : python-tornado6 (SUSE-SU-2026:20028-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:20028-1 advisory. - CVE-2025-67724: unescaped reason argument used in HTTP headers and in HTML default error pages can be used by attackers to launc...