USN-7753-1: xmltodict vulnerability

Publication date

16 September 2025

Overview

xmltodict could be made to crash or run programs if it received specially crafted input.


Packages

Details

Camilo Vera discovered that xmltodict parsed maliciously crafted XML input,
contrary to expectations. An attacker could possibly use this issue to
cause a denial of service, obtain sensitive information, or execute
arbitrary code.

Camilo Vera discovered that xmltodict parsed maliciously crafted XML input,
contrary to expectations. An attacker could possibly use this issue to
cause a denial of service, obtain sensitive information, or execute
arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
25.04 plucky python3-xmltodict –  0.13.0-1ubuntu0.25.04.1
24.04 noble python3-xmltodict –  0.13.0-1ubuntu0.24.04.1
22.04 jammy python3-xmltodict –  0.12.0-2ubuntu0.1~esm1  
20.04 focal python-xmltodict –  0.12.0-1ubuntu0.1~esm1  
python3-xmltodict –  0.12.0-1ubuntu0.1~esm1  
18.04 bionic python-xmltodict –  0.11.0-1ubuntu0.1~esm1  
python3-xmltodict –  0.11.0-1ubuntu0.1~esm1  
16.04 xenial python-xmltodict –  0.9.2-3ubuntu0.1~esm1  
python3-xmltodict –  0.9.2-3ubuntu0.1~esm1  

Reduce your security exposure

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