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CVE-2026-5037: Stack-based Buffer Overflow in mxml

0
Medium
VulnerabilityCVE-2026-5037cvecve-2026-5037
Published: Sun Mar 29 2026 (03/29/2026, 08:45:11 UTC)
Source: CVE Database V5
Product: mxml

Description

A vulnerability was determined in mxml up to 4.0.4. This issue affects the function index_sort of the file mxml-index.c of the component mxmlIndexNew. Executing a manipulation of the argument tempr can lead to stack-based buffer overflow. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called 6e27354466092a1ac65601e01ce6708710bb9fa5. A patch should be applied to remediate this issue.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/05/2026, 10:37:40 UTC

Technical Analysis

This vulnerability in mxml up to version 4.0.4 involves a stack-based buffer overflow in the index_sort function of mxml-index.c, triggered by manipulation of the tempr argument. The flaw is local execution only and does not require user interaction. The issue has been publicly disclosed, and a patch exists to remediate it. The CVSS 4.0 base score is 4.8, reflecting medium severity with local attack vector and low privileges required.

Potential Impact

Successful exploitation of this vulnerability can lead to a stack-based buffer overflow, which may cause application crashes or potentially allow an attacker with local access to execute arbitrary code or disrupt service. However, the attack is limited to local execution, reducing its risk profile compared to remote vulnerabilities.

Mitigation Recommendations

A patch identified by commit 6e27354466092a1ac65601e01ce6708710bb9fa5 is available and should be applied to affected versions of mxml (4.0.0 through 4.0.4) to remediate this vulnerability. No vendor advisory was provided to indicate alternative mitigations or that no action is required. Therefore, applying the official patch is the recommended remediation.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-03-27T16:23:50.496Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 69c8ea29919ccadcdffae6e8

Added to database: 3/29/2026, 9:00:25 AM

Last enriched: 4/5/2026, 10:37:40 AM

Last updated: 5/12/2026, 8:03:10 PM

Views: 71

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