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...

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...

CVE-2025-11468: Improper Neutralization of CRLF Sequences

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-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 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-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...

CVE-2026-23829: Improper Neutralization of CRLF Sequences

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 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...

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

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...

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...

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,...

OESA-2026-1161 cpp-httplib security update

A C++11 single-file header-only cross platform HTTP/HTTPS library. It's extremely easy to setup. Just include httplib.h file in your code! Security Fixes: cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.30.0, the writeheaders function does not...

OESA-2026-1160 cpp-httplib security update

A C++11 single-file header-only cross platform HTTP/HTTPS library. It's extremely easy to setup. Just include httplib.h file in your code! Security Fixes: cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.30.0, the writeheaders function does not...