CVE-2020-25223

CRITICALNVD 9.89.8—Trending — 4 sources updated this weekExploited in the wild

9.8

A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511 MR11

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.9%
KEV: ⚠ Exploited

Published

September 25, 2020

Last Modified

November 7, 2025

Advisory Details (5)

Auto-updated Jun 1, 2026

⚠️ Active exploitation confirmed. No patch confirmed yet.

generic

Sophos UTM Creating a ‘Big’ Bounty with Remote Code Execution Flaw | SecPod

https://www.secpod.com/blog/remote-code-execution-in-sophos-utm/

generic🔴 Active Exploitation

CWE - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (4.20)

https://cwe.mitre.org/data/definitions/78.html

generic

https://community.sophos.com/b/security-blog/posts/advisory-resolved-rce-in-sg-utm-webadmin-cve-2020-25223

generic

https://community.sophos.com/b/security-blog

generic

Packet Storm

http://packetstormsecurity.com/files/164697/Sophos-UTM-WebAdmin-SID-Command-Injection.html

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 20× in last 7d / 20× 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.

2026-06-05 10:09 UTCEG score recompute
2026-06-05 10:09 UTCGHSA enrichment
2026-06-05 06:14 UTCEG score recompute
2026-06-05 06:14 UTCGHSA enrichment
2026-06-05 02:19 UTCEG score recompute
2026-06-05 02:19 UTCGHSA enrichment
2026-06-04 22:24 UTCEG score recompute
2026-06-04 22:24 UTCGHSA enrichment
2026-06-04 18:29 UTCEG score recompute
2026-06-04 18:29 UTCGHSA enrichment
2026-06-04 14:34 UTCEG score recompute
2026-06-04 14:34 UTCGHSA enrichment
2026-06-04 10:39 UTCEG score recompute
2026-06-04 10:39 UTCGHSA enrichment
2026-06-04 06:44 UTCEG score recompute
2026-06-04 06:44 UTCGHSA enrichment
2026-06-04 02:49 UTCEG score recompute
2026-06-04 02:49 UTCGHSA enrichment
2026-06-03 22:54 UTCEG score recompute
2026-06-03 22:54 UTCGHSA enrichment

Publicly available exploits

(4 references)

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

GitHub PoCmaguireja/CVE-2020-25223
First seen Sep 9, 2021
Open source ↗
GitHub PoCdarrenmartyn/sophucked
First seen Aug 29, 2021
CVE-2020-25223
Open source ↗
Metasploitexploit/linux/http/sophos_utm_webadmin_sid_cmd_injection✓ verified
First seen Sep 18, 2020
Sophos UTM WebAdmin SID Command Injection
Open source ↗
Nucleihttp/cves/2020/CVE-2020-25223.yaml
First seen Jan 1, 2020
Sophos UTM Preauth - Remote Code Execution
Open source ↗

Frequently asked(6)

What is CVE-2020-25223?

CVE-2020-25223 is a critical vulnerability published on September 25, 2020. A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511 MR11

When was CVE-2020-25223 disclosed?

CVE-2020-25223 was first published in the National Vulnerability Database on September 25, 2020, with the most recent update on November 7, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-25223 actively exploited?

Yes. CISA added CVE-2020-25223 to the Known Exploited Vulnerabilities catalog on March 25, 2022, affecting Sophos SG UTM. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2020-25223?

CVE-2020-25223 has a CVSS v3 base score of 9.8 (NVD).

Which products are affected by CVE-2020-25223?

CVE-2020-25223 affects Sophos SG UTM. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2020-25223?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-25223, 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-2020-25223

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CVE-2020-25223

📅 Published

🔄 Last Modified

📋 Advisory Details (5)

Sophos UTM Creating a ‘Big’ Bounty with Remote Code Execution Flaw | SecPod

CWE - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (4.20)

Packet Storm

Weakness Classification(2)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-25223?

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Published

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Advisory Details (5)

Frequently asked(6)

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