CVE-2026-18794: CWE-1288: Improper Validation of Consistency within Input in CalcProgrammer1 OpenRGB
Description
CVE-2026-18794 is a high-severity vulnerability in the OpenRGB network protocol developed by CalcProgrammer1. It involves improper validation of consistency within input data, allowing attackers to cause memory exhaustion and out-of-bounds memory reads and writes by sending inconsistent data. This vulnerability could lead to significant memory corruption issues. No specific affected versions or patches are currently identified.
CVSS v4.0
Score 8.8high
Affected software
CalcProgrammer1
OpenRGB
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The OpenRGB network protocol suffers from CWE-1288, improper validation of consistency within input, which enables attackers to send crafted inconsistent data that triggers memory exhaustion and out-of-bounds memory access (reads and writes). This can compromise the stability and security of the affected system. The vulnerability has a CVSS 4.0 base score of 8.8, indicating high severity, with network attack vector, no privileges or user interaction required, and high impact on availability. No official remediation or patch information is currently available.
Potential Impact
Successful exploitation can cause memory exhaustion and out-of-bounds memory reads and writes, potentially leading to denial of service or arbitrary code execution depending on the context. The vulnerability affects the availability and integrity of the OpenRGB service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting network access to the OpenRGB service to trusted sources to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- suse
- Date Reserved
- 2026-08-04T09:11:02.626Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a8eb76eacd9273b49b07ead
Added to database: 08/26/2026, 09:52:46 UTC
Last enriched: 09/09/2026, 19:22:11 UTC
Last updated: 10/10/2026, 18:48:17 UTC
Views: 61
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.