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CVE-2026-112094— michaelrsweet mxml mxml-file.c mxml_load_data use after free

Quick assessment

Affected
michaelrsweet mxml
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Michael Sweet 开发的 mxml 4.0.5/4.0.6 版本中发现了一个安全漏洞。该漏洞影响 mxml-file.c 文件中的 mxml_load_data 函数。攻击者通过恶意构造输入可触发“释放后使用”（use-after-free）问题。该漏洞可被远程利用。相关利用代码已公开披露，可能被恶意使用。项目方已通过问题报告提前获知此问题，但截至目前尚未作出回应。

CVSS 5.5 · Medium
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I. Basic Information for CVE-2026-112094

Vulnerability Information
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Vulnerability Title
michaelrsweet mxml mxml-file.c mxml_load_data use after free
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
michaelrsweet mxml 4.0.5 cpe:2.3:a:michaelrsweet:mxml:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-112094

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III. Intelligence Information for CVE-2026-112094

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Vendor Pages for CVE-2026-112094 (1)

Other References for CVE-2026-112094 (1)

Other References for CVE-2026-112094 (2)

IV. Related Vulnerabilities

Same product: mxml
Same vendor: michaelrsweet
Same weakness: CWE-416

V. Comments for CVE-2026-112094

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