CVE-2026-82450Published

BookStack before 26.05.4 Remote Code Execution via Book Cover

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-82450

Published

bookstack

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "bookstackapp",
                    "product": "bookstack",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:composer/ssddanbrown/bookstack",
                    "versions": [
                        {
                            "version": "0",
                            "lessThan": "26.05.4",
                            "status": "affected",
                            "versionType": "custom"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON