CVE-2026-8592

CRITICALCVSS 9.8/10EPSS 0.55%

Last modified

CVE-2026-8592 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. OS Command Injection vulnerability in the process_string action of Rapid7 InsightConnect AWK Plugin on Linux allows remote attackers to execute arbitrary OS commands via the text or expression parameters due to unsafe shell command construction in the processing pipeline.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

OS Command Injection vulnerability in the process_string action of Rapid7 InsightConnect AWK Plugin on Linux allows remote attackers to execute arbitrary OS commands via the text or expression parameters due to unsafe shell command construction in the processing pipeline.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
0.55%

42.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Rapid7Insightconnect Awk< 1.2.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-8592?
OS Command Injection vulnerability in the process_string action of Rapid7 InsightConnect AWK Plugin on Linux allows remote attackers to execute arbitrary OS commands via the text or expression parameters due to unsafe shell command construction in the processing pipeline.
How severe is CVE-2026-8592?
CVE-2026-8592 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.
How do I fix CVE-2026-8592?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST