JLSEC-2026-370

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Source

https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-370.md

Import Source

https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-370.json

JSON Data

https://api.osv.dev/v1/vulns/JLSEC-2026-370

Upstream

CVE-2026-5245

EUVD-2026-18183

GHSA-2rqj-7x75-2684

Published

2026-04-30T19:30:31.295Z

Modified

2026-04-30T20:02:32.299810733Z

Severity

2.9 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator

Summary

A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function...

Details

A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function handlemdnsrecord of the file mongoose.c of the component mDNS Record Handler. Performing a manipulation of the argument buf results in stack-based buffer overflow. Remote exploitation of the attack is possible. A high degree of complexity is needed for the attack. The exploitability is said to be difficult. The exploit has been made public and could be used. Upgrading to version 7.21 will fix this issue. The patch is named 0d882f1b43ff2308b7486a56a9d60cd6dba8a3f1. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Database specific

{
    "sources": [
        {
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-5245",
            "database_specific": {
                "status": "Analyzed"
            },
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5245",
            "modified": "2026-04-29T21:44:23.490Z",
            "id": "CVE-2026-5245",
            "imported": "2026-04-30T18:54:47.964Z",
            "published": "2026-04-02T10:16:17.443Z"
        },
        {
            "url": "https://api.github.com/advisories/GHSA-2rqj-7x75-2684",
            "html_url": "https://github.com/advisories/GHSA-2rqj-7x75-2684",
            "modified": "2026-04-02T12:31:13Z",
            "id": "GHSA-2rqj-7x75-2684",
            "imported": "2026-04-30T18:55:54.242Z",
            "published": "2026-04-02T12:31:05Z"
        },
        {
            "url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-18183",
            "html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-18183",
            "modified": "2026-04-02T14:27:27Z",
            "id": "EUVD-2026-18183",
            "imported": "2026-04-30T18:54:56.696Z",
            "published": "2026-04-02T09:00:19Z"
        }
    ],
    "license": "CC-BY-4.0"
}

References

Affected packages

Julia / Mongoose_jll

Package

Name: Mongoose_jll
Purl: pkg:julia/Mongoose_jll?uuid=0a8a3f5b-4c0e-5906-8e29-5b3fee15539c

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.21.0+0

Database specific

source

"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-370.json"