Bug 2555418 (CVE-2026-112094)

Summary: CVE-2026-112094 mxml: mxml: memory corruption via use-after-free in mxml_load_data
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: high    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in mxml. A remote attacker can exploit a use-after-free vulnerability by supplying specially crafted XML input processed by the mxml_load_data function. This flaw can lead to memory corruption, causing a Denial of Service (DoS) through an application crash or potentially allowing arbitrary code execution.
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Description OSIDB Bzimport 2026-10-19 08:11:59 UTC 
A security vulnerability has been detected in michaelrsweet mxml 4.0.5/4.0.6. This affects the function mxml_load_data of the file mxml-file.c. The manipulation leads to use after free. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.