JLSEC-2026-475

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-475.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-475.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-475
Upstream
Published
2026-05-07T17:12:07.051Z
Modified
2026-07-18T00:02:06.113211845Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.

Database specific 
{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-43787",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-43787",
            "published": "2023-10-10T13:15:22.083Z",
            "id": "CVE-2023-43787",
            "imported": "2026-07-17T21:58:15.935Z",
            "modified": "2026-06-17T06:26:26.400Z",
            "database_specific": {
                "status": "Modified"
            }
        }
    ]
}
References

Affected packages

Julia / Xorg_libX11_jll

Package

Name
Xorg_libX11_jll
Purl
pkg:julia/Xorg_libX11_jll?uuid=4f6342f7-b3d2-589e-9d20-edeb45f2b2bc

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.12+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-475.json"