Which products and versions are affected by CVE-2022-36446?

Affected: Webmin. The full list is in the CVE brief.

Is CVE-2022-36446 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2022-36446 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2022-36446?

Public exploit code is available.

Is there a fix for CVE-2022-36446?

Fixed versions are available, including Webmin 1.997.

How urgently should CVE-2022-36446 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2022-36446

CriticalPublic exploit

software/apt-lib.pl in Webmin before 1.997 lacks HTML escaping for a UI command.

Published Jul 25, 2022 · Updated Oct 9, 2026

Key Facts

Patch immediately

CVE-2022-36446 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Webmin.
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 96% probability of exploitation in the next 30 days.
Fixed versions are available, including Webmin 1.997.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

96%

Higher than 99.8% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2022-36446 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

software/apt-lib.pl in Webmin before 1.997 lacks HTML escaping for a UI command.

Affected Products

1 affected entries in total

Product	Affected versions	Fixed in
WebminWebmin	See advisory	1.997

Patched Releases

Webmin

1.997

Timeline

Publicly disclosed
Jul 25, 2022
Last updated
Oct 9, 2026

Weakness Type

CWE-116 Improper Encoding or Escaping of Output

References

4 more references in the full CVE brief

FAQ

Common Questions.

software/apt-lib.pl in Webmin before 1.997 lacks HTML escaping for a UI command.
Affected: Webmin. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Webmin 1.997.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

Is CVE-2022-36446 Running On Your Attack Surface?

Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.