CVE-2024-36453: Cross-site scripting vulnerability exists in session_login.cgi of Webmin versions prior to 1.970 and Usermin v

Q: How do I fix CVE-2024-36453?

usermin: upgrade to 1.820; webmin: upgrade to 1.970. Exact commands for each OS are on this page.

Q: Is CVE-2024-36453 being exploited?

CVE-2024-36453 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-2024-36453 affect?

CVE-2024-36453 affects usermin, webmin. Severity is medium (CVSS 6.1). Cross-site scripting vulnerability exists in session_login.cgi of Webmin versions prior to 1.970 and Usermin versions prior to 1.820. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who

Q: How urgent is CVE-2024-36453?

Priority 30/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADEUPGRADE

CVE-2024-36453 is a medium-severity flaw (CVSS 6.1) affecting usermin, webmin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting vulnerability exists in session_login.cgi of Webmin versions prior to 1.970 and Usermin versions prior to 1.820. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who accessed the website using the product. As a result, a webpage may be altered or sensitive information such as a credential may be disclosed.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-07-10
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: webmin

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

Am I affected?

Timeline

2024-07-10 07:15 UTCPublished CVE record published
2026-06-17 07:36 UTCUpdated Record last modified

webmin usermin UPGRADE

Affected: < 1.820

Fixed in: 1.820

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.820 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade usermin

Note

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

webmin webmin UPGRADE

Affected: < 1.970

Fixed in: 1.970

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.970 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webmin

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-2024-36453?

usermin: upgrade to 1.820; webmin: upgrade to 1.970. Exact commands for each OS are on this page.

Is CVE-2024-36453 being exploited?

CVE-2024-36453 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-2024-36453 affect?

CVE-2024-36453 affects usermin, webmin. Severity is medium (CVSS 6.1). Cross-site scripting vulnerability exists in session_login.cgi of Webmin versions prior to 1.970 and Usermin versions prior to 1.820. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who

How urgent is CVE-2024-36453?

Priority 30/100. No elevated risk signals yet.

Related CVEs

CVE-2024-44762 MEDIUM 5.3 DOWNGRADE A discrepancy in error messages for invalid login attempts in Webmin Usermin v2.100 allows attackers to enumer
CVE-2015-2079 CRITICAL 9.9 UPGRADE Usermin 0.980 through 1.x before 1.660 allows uconfig_save.cgi sig_file_free remote code execution because it

References

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