CVE-2026-18794

HIGH
Published Aug 26, 2026 Modified Sep 1, 2026 CWE-1288

Description

The OpenRGB network protocol allows attackers to cause memory exhaustion and out-of-bounds memory reads and writes by passing inconsistent data.

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CVSS v3.1 Score

8.2
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

EPSS — Exploit Prediction

0.0047
Probability of exploitation
0.39%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-1288 CWE-1288

References

Frequently Asked Questions

What is CVE-2026-18794? +
The OpenRGB network protocol allows attackers to cause memory exhaustion and out-of-bounds memory reads and writes by passing inconsistent data. It has a CVSS v3.1 base score of 8.2 (HIGH).
How severe is CVE-2026-18794? +
CVE-2026-18794 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0047, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-18794? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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