9.8

CVE-2022-36446: webmin Improper Encoding or Escaping of Output

CVSS: 9.8v3.1CriticalModified
Published 25-07-2022Last modified 03-08-2024

Vulnerability summary

CVE-2022-36446 is a critical (CVSS 9.8) Improper Encoding or Escaping of Output vulnerability in webmin. EPSS estimates a 95.95% chance of exploitation in the next 30 days, higher than 99.8% of scored vulnerabilities. 4 public exploits are recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
95.95%
0%100%
Critical · -0.10 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits4github, reference, exploit-database, metasploit

Timeline

  1. 25-07-2022
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

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

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

95.95%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

-0.10 pp

From 96.05% on 20-09-2026

20-09-202620-10-2026
EPSS score
95.95%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

4 found
  • githubUnverified

    Cf19D6C0128Fa3E25Ebb47E09243919B

    Maturity: poc

  • referenceUnverified

    Exploit Reference (packetstormsecurity.com)

    Maturity: unknown

  • exploit-databaselinuxUnverified

    Webmin 1.996 - Remote Code Execution (RCE) (Authenticated)

    Maturity: poc

Show all 4 exploits
  • MetasploitMetasploitremoteVerified

    Webmin Package Updates RCE

    exploit/linux/http/webmin_package_updates_rce

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Webmin1 product

1 vendor · 1 product

References

6 links