Use After Free

Overview Affected versions of this package are vulnerable to Use After Free through the unicodeescape decoder when used with an error handler. An attacker can trigger a use-after-free condition by manipulating the memory after it has been freed. This is only exploitable if the unicodeescape...

CVE-2025-4516

There is an issue in CPython when using bytes.decode"unicodeescape", error="ignore|replace". If you are not using the "unicodeescape" encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the bytes.decode call in ...

CVE-2025-4516

CVE-2025-4516 describes a crash in CPython when using bytes.decode("unicode_escape", error=...) with the specific encoding and error handler. The connected Debian advisory (DLA-4445-1) notes this affects python3.9 and provides upgrade guidance (python3.9 3.9.2-1+deb11u4) with a patched package av...

Python 资源管理错误漏洞

Python is an open source, object-oriented programming language from the Python Foundation. The language is extensible, supports modules and packages, and supports multiple platforms. Python suffers from a resource management error vulnerability that stems from improper error handling when using...

PT-2025-21282

Name of the Vulnerable Software and Affected Versions: CPython affected versions not specified Description: The issue arises when using bytes.decode with the "unicode escape" encoding and an error handler set to "ignore" or "replace". Users not utilizing this specific encoding or error handler ar...

parse-url 跨站脚本漏洞

parse-url is an advanced url parser with git url support. A cross-site scripting vulnerability exists in parse-url versions prior to 7.0.0, which stems from the ability to run malicious JS code using ASCII characters starting with and all special escape characters starting with Unicode, which can...