CVE-2022-36446

CRITICALNVD 9.89.8—Weaponized

9.8

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

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.8%
KEV: Not listed

Published

July 25, 2022

Last Modified

November 21, 2024

Advisory Details (5)

Auto-updated May 25, 2026

🔬 Proof of concept available. Upstream fix merged — awaiting tagged release. Sources: github_commit.

github_commit

commit 13f7bf9621a8 (webmin/webmin)

Fix landed in webmin/webmin commit 13f7bf9621a8 — awaiting tagged release

https://github.com/webmin/webmin/commit/13f7bf9621a82d93f1e9dbd838d1e22020221bde

generic

CVE-2022-36446 · GitHub

https://gist.github.com/emirpolatt/cf19d6c0128fa3e25ebb47e09243919b

generic

Packet Storm

http://packetstormsecurity.com/files/168049/Webmin-Package-Updates-Command-Injection.html

generic🟡 PoC Available

Webmin 1.996 - Remote Code Execution (RCE) (Authenticated) - Linux webapps Exploit

https://www.exploit-db.com/exploits/50998

generic

Comparing 1.996...1.997 · webmin/webmin · GitHub

https://github.com/webmin/webmin/compare/1.996...1.997

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-116Improper Encoding or Escaping of Output

Data Freshness Timeline

(refreshed 10× in last 7d / 15× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-25 18:24 UTCEG score recompute
2026-05-25 18:24 UTCGHSA enrichment
2026-05-24 16:51 UTCepss_batch

Publicly available exploits

(5 references)

Working exploit code is in the public domain (1 Metasploit module) (2 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCemirpolatt/CVE-2022-36446
First seen Sep 9, 2022
CVE-2022-36446 - Webmin 1.996 Remote Code Execution
Open source ↗
GitHub PoCp0dalirius/CVE-2022-36446-Webmin-Software-Package-Updates-RCE
First seen Aug 11, 2022
A Python script to exploit CVE-2022-36446 Software Package Updates RCE (Authenticated) on Webmin < 1.997.
Open source ↗
Exploit-DBEDB-50998
First seen Aug 1, 2022
Webmin 1.996 - Remote Code Execution (RCE) (Authenticated)
Open source ↗
Metasploitexploit/linux/http/webmin_package_updates_rce✓ verified
First seen Jul 26, 2022
Webmin Package Updates RCE
Open source ↗
Nucleihttp/cves/2022/CVE-2022-36446.yaml
First seen Jan 1, 2022
Webmin <1.997 - Authenticated Remote Code Execution
Open source ↗

Frequently asked(5)

What is CVE-2022-36446?

CVE-2022-36446 is a critical vulnerability published on July 25, 2022. software/apt-lib.pl in Webmin before 1.997 lacks HTML escaping for a UI command.

When was CVE-2022-36446 disclosed?

CVE-2022-36446 was first published in the National Vulnerability Database on July 25, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-36446 actively exploited?

CVE-2022-36446 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-36446?

CVE-2022-36446 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-36446?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-36446, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-36446

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CVE-2022-36446

📅 Published

🔄 Last Modified

📋 Advisory Details (5)

commit 13f7bf9621a8 (webmin/webmin)

CVE-2022-36446 · GitHub

Packet Storm

Webmin 1.996 - Remote Code Execution (RCE) (Authenticated) - Linux webapps Exploit

Comparing 1.996...1.997 · webmin/webmin · GitHub

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-36446?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

Advisory Details (5)

Frequently asked(5)

Related CVEs(same CWE)