CVE-2026-84869: ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability

Q: How do I fix CVE-2026-84869?

screenconnect: upgrade to 26.6.5.9742. Exact commands for each OS are on this page.

Q: Is CVE-2026-84869 being exploited?

Yes. CVE-2026-84869 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.

Q: What does CVE-2026-84869 affect?

CVE-2026-84869 affects screenconnect. Severity is critical (CVSS 9.9). A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted.

Q: How urgent is CVE-2026-84869?

Priority 75/100. Critical severity; Exploited in the wild (CISA KEV)

Patch now

CRITICAL 9.9EXPLOITEDUPGRADE

CVE-2026-84869 is a critical-severity flaw (CVSS 9.9) affecting screenconnect, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted.

Why this priority

Critical severity
Exploited in the wild (CISA KEV)

A fixed release or distro patch exists.

Risk facts

CVSS score	9.9 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 40%)
CISA exploited list	Yes, fix due 2026-09-14
Weakness	CWE-269, CWE-862
Published	2026-09-08
Last modified	2026-09-12

Publisher (CNA): ConnectWise · Vendor: connectwise

Am I affected?

Timeline

2026-09-08 20:18 UTCPublished CVE record published
2026-09-11Exploited Added to the CISA Known Exploited Vulnerabilities list
2026-09-12 04:16 UTCUpdated Record last modified
2026-09-14Deadline CISA due date for US federal agencies to patch

connectwise screenconnect UPGRADE

Affected: < 26.6.5.9742

Fixed in: 26.6.5.9742

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy screenconnect || rpm -q screenconnect || screenconnect --version

2. UPGRADE to 26.6.5.9742 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade screenconnect

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade screenconnect

Note

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

Exact fixes by distribution

Fedora 46 · retext · FIXED · 8.1.0-1.fc46 · FEDORA-2026-0602a84203 · source

sudo dnf upgrade --advisory=FEDORA-2026-0602a84203

Verify at the official source NVD · CVE Program · CISA KEV catalog · 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-2026-84869?

screenconnect: upgrade to 26.6.5.9742. Exact commands for each OS are on this page.

Is CVE-2026-84869 being exploited?

Yes. CVE-2026-84869 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.

What does CVE-2026-84869 affect?

CVE-2026-84869 affects screenconnect. Severity is critical (CVSS 9.9). A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted.

How urgent is CVE-2026-84869?

Priority 75/100. Critical severity; Exploited in the wild (CISA KEV)

References

← Back to latest CVEs