A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511 MR11
CVE-2020-25223
Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.
- Actively exploited in the wild (CISA-KEV)
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(high)
- EG Risk
- 99(Act)EG Risk 99/100SSVC: Act
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation100% × 40%Automatability100% × 15%Action: Fix now — active exploitation, automatable, high impact. - EPSS PROB
- 97%
- EPSS %ILE
- 100%
- KEV
- ⚠ Exploited
Published
September 25, 2020
Last Modified
November 7, 2025
Advisory Details (5)
Auto-updated Jul 28, 2026Sophos UTM Creating a ‘Big’ Bounty with Remote Code Execution Flaw | SecPod
https://www.secpod.com/blog/remote-code-execution-in-sophos-utm/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.htmlPacket Storm Security
http://packetstormsecurity.com/files/164697/Sophos-UTM-WebAdmin-SID-Command-Injection.htmlWeakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 35× in last 7d / 190× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 393 total refreshes for this CVE.
- 2026-07-29 06:25 UTCGHSA enrichment
- 2026-07-29 02:30 UTCGHSA enrichment
- 2026-07-28 22:35 UTCGHSA enrichment
- 2026-07-28 18:39 UTCGHSA enrichment
- 2026-07-28 14:42 UTCGHSA enrichment
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- 2026-07-28 06:48 UTCGHSA enrichment
- 2026-07-28 02:52 UTCGHSA enrichment
- 2026-07-27 22:57 UTCGHSA enrichment
- 2026-07-27 19:24 UTCCISA KEV update
- 2026-07-27 19:00 UTCGHSA enrichment
- 2026-07-27 17:17 UTCCISA KEV update
- 2026-07-27 14:52 UTCGHSA enrichment
- 2026-07-27 09:47 UTCGHSA enrichment
- 2026-07-27 05:52 UTCGHSA enrichment
- 2026-07-27 01:55 UTCGHSA enrichment
- 2026-07-26 21:57 UTCGHSA enrichment
- 2026-07-26 18:02 UTCGHSA enrichment
- 2026-07-26 14:07 UTCEG score recompute
- 2026-07-26 14:07 UTCGHSA enrichment
- 2026-07-26 10:09 UTCGHSA enrichment
- 2026-07-26 06:11 UTCGHSA enrichment
- 2026-07-26 02:16 UTCEG score recompute
- 2026-07-26 02:16 UTCGHSA enrichment
- 2026-07-25 14:15 UTCEPSS rescore
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- 2026-07-25 14:14 UTCEPSS rescore
- 2026-07-23 01:51 UTCEG score recompute
- 2026-07-22 23:53 UTCEG score recompute
- 2026-07-22 23:52 UTCGHSA enrichment
- 2026-07-22 22:37 UTCEG score recompute
- 2026-07-22 19:55 UTCGHSA enrichment
- 2026-07-22 19:40 UTCCISA KEV update
- 2026-07-22 15:59 UTCGHSA enrichment
- 2026-07-22 12:02 UTCGHSA enrichment
- 2026-07-22 08:06 UTCGHSA enrichment
- 2026-07-22 04:11 UTCGHSA enrichment
- 2026-07-22 00:12 UTCGHSA enrichment
- 2026-07-21 19:29 UTCGHSA enrichment
- 2026-07-21 15:34 UTCEG score recompute
- 2026-07-21 15:34 UTCGHSA enrichment
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-21 14:37 UTCCISA KEV update
- 2026-07-21 11:39 UTCGHSA enrichment
- 2026-07-21 07:42 UTCGHSA enrichment
- 2026-07-21 03:48 UTCGHSA enrichment
- 2026-07-20 23:52 UTCGHSA enrichment
- 2026-07-20 19:57 UTCGHSA enrichment
- 2026-07-20 16:01 UTCGHSA enrichment
- 2026-07-20 12:06 UTCGHSA enrichment
- 2026-07-20 08:11 UTCGHSA enrichment
- 2026-07-20 04:15 UTCGHSA enrichment
- 2026-07-19 20:21 UTCGHSA enrichment
- 2026-07-19 16:26 UTCGHSA enrichment
- 2026-07-19 12:31 UTCGHSA enrichment
- 2026-07-19 08:32 UTCGHSA enrichment
- 2026-07-19 04:36 UTCGHSA enrichment
- 2026-07-19 00:40 UTCGHSA enrichment
- 2026-07-18 20:44 UTCGHSA enrichment
- 2026-07-18 16:47 UTCGHSA enrichment
- 2026-07-18 12:52 UTCGHSA enrichment
- 2026-07-18 08:56 UTCGHSA enrichment
- 2026-07-18 05:00 UTCGHSA enrichment
- 2026-07-18 01:04 UTCGHSA enrichment
- 2026-07-17 21:09 UTCGHSA enrichment
- 2026-07-17 17:13 UTCGHSA enrichment
- 2026-07-17 13:18 UTCGHSA enrichment
- 2026-07-17 09:23 UTCEG score recompute
- 2026-07-17 09:23 UTCGHSA enrichment
- 2026-07-17 05:27 UTCGHSA enrichment
- 2026-07-17 01:32 UTCGHSA enrichment
- 2026-07-16 21:36 UTCGHSA enrichment
- 2026-07-16 17:41 UTCGHSA enrichment
- 2026-07-16 17:04 UTCCISA KEV update
- 2026-07-16 13:46 UTCGHSA enrichment
- 2026-07-16 09:49 UTCGHSA enrichment
- 2026-07-16 05:54 UTCGHSA enrichment
- 2026-07-16 01:58 UTCGHSA enrichment
- 2026-07-15 22:03 UTCGHSA enrichment
- 2026-07-15 18:06 UTCGHSA enrichment
- 2026-07-15 16:49 UTCCISA KEV update
- 2026-07-15 15:04 UTCCISA KEV update
- 2026-07-15 14:10 UTCGHSA enrichment
- 2026-07-15 10:14 UTCGHSA enrichment
- 2026-07-15 06:19 UTCGHSA enrichment
- 2026-07-15 02:24 UTCGHSA enrichment
- 2026-07-14 22:28 UTCGHSA enrichment
- 2026-07-14 18:33 UTCGHSA enrichment
- 2026-07-14 18:05 UTCCISA KEV update
- 2026-07-14 14:37 UTCGHSA enrichment
- 2026-07-14 10:41 UTCGHSA enrichment
- 2026-07-14 06:45 UTCGHSA enrichment
- 2026-07-14 02:48 UTCGHSA enrichment
- 2026-07-13 22:53 UTCGHSA enrichment
- 2026-07-13 18:58 UTCGHSA enrichment
- 2026-07-13 17:07 UTCCISA KEV update
- 2026-07-13 15:02 UTCGHSA enrichment
- 2026-07-13 11:06 UTCGHSA enrichment
- 2026-07-13 07:10 UTCGHSA enrichment
- 2026-07-13 03:15 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.
- Open source ↗GitHub PoCmaguireja/CVE-2020-25223First seen Sep 9, 2021
- GitHub PoCdarrenmartyn/sophuckedFirst seen Aug 29, 2021
CVE-2020-25223
Open source ↗ - Metasploitexploit/linux/http/sophos_utm_webadmin_sid_cmd_injection✓ verifiedFirst seen Sep 18, 2020
Sophos UTM WebAdmin SID Command Injection
Open source ↗ - Nucleihttp/cves/2020/CVE-2020-25223.yamlFirst seen Jan 1, 2020
Sophos UTM Preauth - Remote Code Execution
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-94 · CWE-78
- CVE-2003-1432EG 10.0EPSS p94HIGH
- CVE-2003-0041EG 10.0HIGH
- CVE-2002-0495EG 10.0EPSS p96HIGH
- CVE-2001-1583EG 10.0EPSS p100HIGH
- CVE-1999-0702EG 10.0EPSS p98HIGH
- CVE-1999-0509EG 10.0EPSS p98HIGH
- CVE-1999-0067EG 10.0EPSS p100HIGH
- CVE-1999-0043EG 9.8EPSS p99CRITICAL
- CVE-2005-3650EG 9.3EPSS p93HIGH
- CVE-2005-2368EG 9.3HIGH
Frequently asked(6)
What is CVE-2020-25223?
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