JLSEC-2026-541

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Source

https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-541.md

Import Source

https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-541.json

JSON Data

https://api.osv.dev/v1/vulns/JLSEC-2026-541

Upstream

CVE-2020-27844

Published

2026-05-26T19:31:24.313Z

Modified

2026-07-25T18:24:35.913717391Z

Severity

8.3 (High) CVSS_V2 - AV:N/AC:M/Au:N/C:P/I:P/A:C CVSS Calculator
7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Database specific

{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "database_specific": {
                "status": "Modified"
            },
            "id": "CVE-2020-27844",
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27844",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-27844",
            "published": "2021-01-05T18:15:14.147Z",
            "modified": "2026-06-17T03:09:43.637Z",
            "imported": "2026-07-17T22:06:10.880Z"
        }
    ]
}

References

Affected packages

Julia / OpenJpeg_jll

Package

Name: OpenJpeg_jll
Purl: pkg:julia/OpenJpeg_jll?uuid=643b3616-a352-519d-856d-80112ee9badc

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.4.0+0

Database specific

source

"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-541.json"