CVE-2026-8660: OS Command Injection vulnerability in the ping action of Rapid7 InsightConnect Ping Plugin on Linux allows rem

Q: How do I fix CVE-2026-8660?

insightconnect ping: upgrade to 1.0.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-8660 being exploited?

CVE-2026-8660 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-8660 affect?

CVE-2026-8660 affects insightconnect ping. Severity is high (CVSS 7.7). OS Command Injection vulnerability in the ping action of Rapid7 InsightConnect Ping Plugin on Linux allows remote attackers to execute arbitrary OS commands via the host parameter due to insufficient input validation when constructing shell

Q: How urgent is CVE-2026-8660?

Priority 54/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

This month

HIGH 7.7REMOTEWATCHLISTUPGRADE

CVE-2026-8660 is a high-severity flaw (CVSS 7.7) affecting insightconnect ping. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OS Command Injection vulnerability in the ping action of Rapid7 InsightConnect Ping Plugin on Linux allows remote attackers to execute arbitrary OS commands via the host parameter due to insufficient input validation when constructing shell commands.

Why this priority

High severity
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-06-25
Last modified	2026-10-25

Publisher (CNA): Rapid7, Inc. · Vendor: rapid7

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-25 02:16 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

rapid7 insightconnect ping UPGRADE

Affected: < 1.0.4

Fixed in: 1.0.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy insightconnect-ping || rpm -q insightconnect-ping || insightconnect-ping --version

2. UPGRADE to 1.0.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade insightconnect-ping

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade insightconnect-ping

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · mingw-qt5-qtwebkit · FIXED · 5.212.0-0.46.alpha4.fc46 · FEDORA-2026-46ae541c22 · source

sudo dnf upgrade --advisory=FEDORA-2026-46ae541c22

Fedora ELN · kdominate · FIXED · 26.08.2-2.eln159 · FEDORA-2026-b1d98239fd · source

sudo dnf upgrade --advisory=FEDORA-2026-b1d98239fd

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-8660?

insightconnect ping: upgrade to 1.0.4. Exact commands for each OS are on this page.

Is CVE-2026-8660 being exploited?

CVE-2026-8660 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-8660 affect?

CVE-2026-8660 affects insightconnect ping. Severity is high (CVSS 7.7). OS Command Injection vulnerability in the ping action of Rapid7 InsightConnect Ping Plugin on Linux allows remote attackers to execute arbitrary OS commands via the host parameter due to insufficient input validation when constructing shell

How urgent is CVE-2026-8660?

Priority 54/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

References

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