CVE-2026-5037

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.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5037.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-119",
        "CWE-121"
    ]
}

References

Affected packages

Git / github.com/michaelrsweet/mxml

Affected ranges

Type

GIT

Repo

https://github.com/michaelrsweet/mxml

Events

Introduced

9856aa51e3449ffd2b589fb2480f1b18bc006ea2

Fixed

6e27354466092a1ac65601e01ce6708710bb9fa5

Database specific

{
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "4.0.0"
        },
        {
            "last_affected": "4.0.0"
        },
        {
            "introduced": "4.0.1"
        },
        {
            "last_affected": "4.0.1"
        },
        {
            "introduced": "4.0.2"
        },
        {
            "last_affected": "4.0.2"
        },
        {
            "introduced": "4.0.3"
        },
        {
            "last_affected": "4.0.3"
        },
        {
            "introduced": "4.0.4"
        },
        {
            "last_affected": "4.0.4"
        }
    ]
}

Affected versions

4.*

4.0.0

4.0.1

4.0.2

4.0.3

4.0.4

v4.*

v4.0.0

v4.0.1

v4.0.2

v4.0.3

v4.0.4

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-5037.json"