CVE-2019-11393: An issue was discovered in /admin/users/update in M/Monit before 3.7.3

Q: How do I fix CVE-2019-11393?

monit: upgrade to 3.7.3. Exact commands for each OS are on this page.

Q: Is CVE-2019-11393 being exploited?

CVE-2019-11393 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-2019-11393 affect?

CVE-2019-11393 affects monit. Severity is critical (CVSS 9.8). An issue was discovered in /admin/users/update in M/Monit before 3.7.3. It allows unprivileged users to escalate their privileges to an administrator by requesting a password change and specifying the admin parameter.

Q: How urgent is CVE-2019-11393?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-11393 is a critical-severity flaw (CVSS 9.8) affecting monit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in /admin/users/update in M/Monit before 3.7.3. It allows unprivileged users to escalate their privileges to an administrator by requesting a password change and specifying the admin parameter.

Why this priority

Critical severity
Public exploit reference
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	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-640
Published	2019-04-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tildeslash

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

Am I affected?

Timeline

2019-04-22 11:29 UTCPublished CVE record published
2026-06-17 02:12 UTCUpdated Record last modified

tildeslash monit UPGRADE

Affected: < 3.7.3

Fixed in: 3.7.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 3.7.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade monit

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-2019-11393?

monit: upgrade to 3.7.3. Exact commands for each OS are on this page.

Is CVE-2019-11393 being exploited?

CVE-2019-11393 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-2019-11393 affect?

CVE-2019-11393 affects monit. Severity is critical (CVSS 9.8). An issue was discovered in /admin/users/update in M/Monit before 3.7.3. It allows unprivileged users to escalate their privileges to an administrator by requesting a password change and specifying the admin parameter.

How urgent is CVE-2019-11393?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-26563 HIGH 8.8 UPGRADE An issue was discovered in Tildeslash Monit before 5.31.0, allows remote attackers to gain escilated privlidge
CVE-2019-11455 HIGH 8.1 UPGRADE MITIGATE A buffer over-read in Util_urlDecode in util.c in Tildeslash Monit before 5.25.3 allows a remote authenticated
CVE-2019-11454 MEDIUM 6.1 UPGRADE MITIGATE Persistent cross-site scripting (XSS) in http/cervlet.c in Tildeslash Monit before 5.25.3 allows a remote unau
CVE-2016-7067 MEDIUM 6.5 UPGRADE Monit before version 5.20.0 is vulnerable to a cross site request forgery attack

References

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