What’s Vulnerable › Vulnerabilities

CVE-2026-116185: OpenRemote before 1.31.0 Cross-Realm Information Disclosure via getGatewayActiveTunnelInfos

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-25 · updated 2026-10-29
• Weakness: CWE-639

Description

OpenRemote core before 1.31.0 contains an authorization bypass vulnerability that allows authenticated users to read other realms' gateway tunnel information via getGatewayActiveTunnelInfos. Attackers can request the gateway tunnel endpoint with their own realm and a victim gateway ID to disclose internal target hosts, ports, and routing data.

Affected products

• openremote core: before 1.31.0 — fixed in 1.31.0

How to fix

Upgrade to a fixed version: openremote core 1.31.0. Check the vendor advisory for mitigations.

References

• https://github.com/openremote/core/security/advisories/GHSA-p5wh-9wx4-w5f3
• https://www.vulncheck.com/advisories/openremote-before-1.31.0-cross-realm-information-disclosure-via-getgatewayactivetunnelinfos
• https://github.com/openremote/core/security/advisories/GHSA-p5wh-9wx4-w5f3

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