Vulnerability · Published Jun 25, 2026 · Assigned by rapid7
CVE-2026-9155OS Command Injection in Rapid7 InsightConnect Sed Plugin via expression parameter.
High 8.8
In plain English
A high-severity OS command injection in InsightConnect Sed Plugin from Rapid7. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.6%top 24.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OS Command Injection vulnerability in Rapid7 InsightConnect Sed Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the expression parameter due to insufficient input validation.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Rapid7 | InsightConnect Sed Plugin | 0 – before 2.0.5 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- https://extensions.rapid7.com/extension/sed vendor-advisory