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CVE-2026-112094
michaelrsweet mxml mxml-file.c mxml_load_data use after free
Medium5.1EPSS 0.18%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P |
| VulDBCNA (assigner) | 3.1 | Medium5.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C |
| VulDBCNA (assigner) | 3.0 | Medium5.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C |
| VulDBCNA (assigner) | 2.0 | Medium6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C |
| NVDNVD · Deferred | 4.0 | Low2.0 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.18% · top 92% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Weakness
Affected products
- affected 4.0.5
- affected 4.0.6
References (8)
- VDB-421908 | michaelrsweet mxml mxml-file.c mxml_load_data use after free (opens in a new tab)vdb-entrytechnical-description
- VDB-421908 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-required
- CVE-2026-112094 | CVE Analysis and Report (opens in a new tab)third-party-advisory
- Submit #1011796 | mxml v4.0.5, v4.0.6 Use After Free (opens in a new tab)third-party-advisory
- https://github.com/michaelrsweet/mxml/issues/358 (opens in a new tab)issue-tracking
- https://github.com/user-attachments/files/32836547/mxml-fix-354-358.patch (opens in a new tab)patch
- https://github.com/user-attachments/files/32701825/poc_mxml_error_handling.tar.gz (opens in a new tab)exploit
- https://github.com/michaelrsweet/mxml/ (opens in a new tab)product
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-112094)Record last updated .