OpenRemote Notification Delete Cross-Realm Insecure Direct Object Reference
Priority MEDIUM 64CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00311 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| openremote | openremote | — | — | No fix listed | CNA |
- openremote Vendoropenremote Affected — Fixed in — No fix listed CNA
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openremote:openremote:*:*:*:*:*:*:*:* | — | — | openremote |
- cpe:2.3:a:openremote:openremote:*:*:*:*:*:*:*:* Versions — — ·openremote
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-73616
- 2026-10-03 Alias added: GHSA-57pg-9v73-27m7
References
More openremote vulnerabilities
- TI-2022-13714 An issue was discovered in OpenRemote through 1.0.4 allows attackers to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2026-28724 OpenRemote is Vulnerable to Expression Injection CVSS 3.1CRITICAL 10.0
- TI-2026-79160 Missing authorization in OpenRemote gateway tunnel endpoints CVSS 4.0CRITICAL 9.0
- TI-2026-40948 OpenRemote < 1.25.0 IDOR via Bulk Alarm Deletion Endpoint CVSS 4.0HIGH 8.6
- TI-2026-71893 OpenRemote: Cross-Realm User Information Disclosure in UserResourceImpl CVSS 3.1HIGH 7.7
- TI-2026-29790 OpenRemote has Improper Access Control via updateUserRealmRoles function CVSS 3.1HIGH 7.0
Sources
- CVE-2026-73616 · CVE Program
- CVE-2026-73616 · NVD
- FIRST EPSS
- GHSA-57pg-9v73-27m7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences