CVE-2021-28960: Zoho ManageEngine Desktop Central before build 10.0.683 allows unauthenticated command injection due to improp

Q: How do I fix CVE-2021-28960?

desktop central: upgrade to 10.0.683. Exact commands for each OS are on this page.

Q: Is CVE-2021-28960 being exploited?

CVE-2021-28960 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-2021-28960 affect?

CVE-2021-28960 affects desktop central. Severity is critical (CVSS 9.8). Zoho ManageEngine Desktop Central before build 10.0.683 allows unauthenticated command injection due to improper handling of an input command in on-demand operations.

Q: How urgent is CVE-2021-28960?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-28960 is a critical-severity flaw (CVSS 9.8) affecting desktop central. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Zoho ManageEngine Desktop Central before build 10.0.683 allows unauthenticated command injection due to improper handling of an input command in on-demand operations.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.0% (top 20%)
CISA exploited list	No
Weakness	CWE-77
Published	2021-09-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: manageengine

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-09-21 13:15 UTCPublished CVE record published
2026-06-17 03:47 UTCUpdated Record last modified

manageengine desktop central UPGRADE

Affected: < 10.0.683

Fixed in: 10.0.683

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy desktop-central || rpm -q desktop-central || desktop-central --version

2. UPGRADE to 10.0.683 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade desktop-central

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade desktop-central

Note

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

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-2021-28960?

desktop central: upgrade to 10.0.683. Exact commands for each OS are on this page.

Is CVE-2021-28960 being exploited?

CVE-2021-28960 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-2021-28960 affect?

CVE-2021-28960 affects desktop central. Severity is critical (CVSS 9.8). Zoho ManageEngine Desktop Central before build 10.0.683 allows unauthenticated command injection due to improper handling of an input command in on-demand operations.

How urgent is CVE-2021-28960?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Zoho ManageEngine vulnerabilities

References

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