OpenRGB: insufficient input data checks lead to Denial-of-Service, memory overread and overwrite
Priority MEDIUM 44CWE-1288Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
The OpenRGB network protocol allows attackers to cause memory exhaustion and out-of-bounds memory reads and writes by passing inconsistent data.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00425 37th 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
- None
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| CalcProgrammer1 | OpenRGB | up to 1.0rc3 | — | No fix listed | CNA |
- OpenRGB VendorCalcProgrammer1 Affected up to 1.0rc3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-18794
- 2026-10-03 Alias added: GHSA-2hph-9m2g-p27v
References
More CalcProgrammer1 vulnerabilities
- TI-2026-42560 OpenRGB: local and remote system compromise via arbitrary file write using attacker controlled strings CVSS 4.0CRITICAL 9.3
- TI-2026-42559 Arbitrary file overwrite and deletion local and remote in OpenRGB CVSS 4.0HIGH 8.8
Sources
- CVE-2026-18794 · CVE Program
- CVE-2026-18794 · NVD
- FIRST EPSS
- GHSA-2hph-9m2g-p27v · GitHub Advisory Database · CC BY 4.0
- CVE-2026-18794 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences