CVE-2026-39972Published

Mercure has a Topic Selector Cache Key Collision

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-2026-39972

Published

mercure

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "dunglas",
                    "product": "mercure",
                    "versions": [
                        {
                            "version": "< 0.22.0",
                            "status": "affected"
                        }
                    ]
                }

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