deepstream: PATCH_MULTI action bypasses Valve permission system allowing unauthorized record writes

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-63116 · CVE overview and exploitation status

EUVD-2026-84001

GHSA-89vx-jh4q-vg3w

cve-program · CVE-2026-63116

• https://github.com/deepstreamIO/deepstream.io/security/advisories/GHSA-89vx-jh4q-vg3w
• https://github.com/deepstreamIO/deepstream.io/commit/1c2adde6581c53ef47e204364bc740bc3c2e2e2a
• https://github.com/deepstreamIO/deepstream.io/releases/tag/v10.1.1

euvd · EUVD-2026-84001

• https://github.com/deepstreamIO/deepstream.io/security/advisories/GHSA-89vx-jh4q-vg3w
• https://github.com/deepstreamIO/deepstream.io/commit/1c2adde6581c53ef47e204364bc740bc3c2e2e2a
• https://github.com/deepstreamIO/deepstream.io/releases/tag/v10.1.1

nvd · CVE-2026-63116

• https://github.com/deepstreamIO/deepstream.io/commit/1c2adde6581c53ef47e204364bc740bc3c2e2e2a
• https://github.com/deepstreamIO/deepstream.io/releases/tag/v10.1.1
• https://github.com/deepstreamIO/deepstream.io/security/advisories/GHSA-89vx-jh4q-vg3w

osv · GHSA-89vx-jh4q-vg3w

• https://github.com/deepstreamIO/deepstream.io/security/advisories/GHSA-89vx-jh4q-vg3w
• https://nvd.nist.gov/vuln/detail/CVE-2026-63116
• https://github.com/deepstreamIO/deepstream.io/commit/1c2adde6581c53ef47e204364bc740bc3c2e2e2a
• https://github.com/deepstreamIO/deepstream.io
• https://github.com/deepstreamIO/deepstream.io/releases/tag/v10.1.1

No related changes are available here.