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Discourse: Media uploads remain publicly accessible after category permissions are restricted

cve-program · CVE-2026-91157

Published

discourse

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "discourse",
                    "product": "discourse",
                    "versions": [
                        {
                            "version": "< 2026.1.9",
                            "status": "affected"
                        },
                        {
                            "version": ">= 2026.7.0-latest, < 2026.7.3",
                            "status": "affected"
                        },
                        {
                            "version": ">= 2026.8.0-latest, < 2026.8.1",
                            "status": "affected"
                        },
                        {
                            "version": ">= 2026.9.0-latest, < 2026.9.0",
                            "status": "affected"
                        }
                    ]
                }

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

ChangeIntel

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Sources read 8 Nov 13:19 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current