CVE-2026-5037

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Source
https://cve.org/CVERecord?id=CVE-2026-5037
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-5037.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-5037
Downstream
Published
2026-03-29T08:45:11Z
Modified
2026-08-12T16:25:39Z
Severity
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
mxml mxmlIndexNew mxml-index.c index_sort stack-based overflow
Details

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

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"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "167412891060347600109058155407368844317",
            "length": 775
        },
        "id": "CVE-2026-5037-26970333",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/michaelrsweet/mxml/commit/6e27354466092a1ac65601e01ce6708710bb9fa5",
        "target": {
            "file": "mxml-index.c",
            "function": "index_sort"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "265056528606684705268535582494393934161",
                "283369205021666944339974419906024592725",
                "225934523231056784455595241547906328999",
                "47655975176722495664304083787865750631",
                "1876303306934229004661748900106426333"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-5037-b0f7e0f8",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/michaelrsweet/mxml/commit/6e27354466092a1ac65601e01ce6708710bb9fa5",
        "target": {
            "file": "mxml-index.c"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T16:25:39Z"