Medium severity · published Aug 13, 2026
CVE-2026-73616
OpenRemote Notification Delete Cross-Realm Insecure Direct Object Reference
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
OpenRemote notification deletion endpoints fail to enforce realm boundaries, allowing any realm administrator to delete notifications belonging to other realms. Attackers with write:admin role in one realm can send DELETE requests to remove notifications from the master realm or other tenants without authorization checks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openremote · openremote
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73616
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73616
github.com
https://github.com/openremote/openremote/security/advisories/GHSA-rc23-4mmm-4fx9
www.vulncheck.com
https://www.vulncheck.com/advisories/openremote-notification-delete-cross-realm-insecure-direct-object-reference
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