CVE-2020-5722

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-01-28), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 84%CVSS: 9.8Exploit: cisa kev · ssvc active · Metasploit · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.

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 computed
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
84%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

March 23, 2020

Last Modified

October 31, 2025

Advisory Details (4)

Auto-updated Aug 20, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5722
generic

Grandstream UCM62xx SQL Injection - Research Advisory | Tenable®

https://www.tenable.com/security/research/tra-2020-15
generic

Locked Out | Packet Storm

http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.html
generic

Locked Out | Packet Storm

http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 53× in last 7d / 194× 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 592 total refreshes for this CVE.

  1. 2026-08-21 21:56 UTCGHSA enrichment
  2. 2026-08-21 17:58 UTCGHSA enrichment
  3. 2026-08-21 16:49 UTCCISA KEV update
  4. 2026-08-21 14:00 UTCGHSA enrichment
  5. 2026-08-21 10:02 UTCGHSA enrichment
  6. 2026-08-21 06:04 UTCGHSA enrichment
  7. 2026-08-21 02:06 UTCEG score recompute
  8. 2026-08-21 02:06 UTCGHSA enrichment
  9. 2026-08-20 22:08 UTCGHSA enrichment
  10. 2026-08-20 18:11 UTCGHSA enrichment
  11. 2026-08-20 17:06 UTCCISA KEV update
  12. 2026-08-20 14:13 UTCGHSA enrichment
  13. 2026-08-20 10:15 UTCGHSA enrichment
  14. 2026-08-20 06:17 UTCGHSA enrichment
  15. 2026-08-20 02:20 UTCGHSA enrichment
  16. 2026-08-19 22:22 UTCGHSA enrichment
  17. 2026-08-19 18:24 UTCGHSA enrichment
  18. 2026-08-19 17:33 UTCCISA KEV update
  19. 2026-08-19 14:26 UTCGHSA enrichment
  20. 2026-08-19 10:26 UTCGHSA enrichment
  21. 2026-08-19 06:29 UTCGHSA enrichment
  22. 2026-08-19 02:31 UTCGHSA enrichment
  23. 2026-08-18 22:31 UTCGHSA enrichment
  24. 2026-08-18 18:34 UTCGHSA enrichment
  25. 2026-08-18 16:58 UTCCISA KEV update
Show 75 more
  1. 2026-08-18 14:36 UTCGHSA enrichment
  2. 2026-08-18 10:36 UTCGHSA enrichment
  3. 2026-08-18 06:37 UTCGHSA enrichment
  4. 2026-08-18 02:39 UTCGHSA enrichment
  5. 2026-08-17 22:42 UTCGHSA enrichment
  6. 2026-08-17 18:44 UTCGHSA enrichment
  7. 2026-08-17 14:46 UTCEG score recompute
  8. 2026-08-17 14:46 UTCGHSA enrichment
  9. 2026-08-17 13:56 UTCCISA KEV update
  10. 2026-08-17 13:43 UTCEPSS rescore
  11. 2026-08-17 13:43 UTCEPSS rescore
  12. 2026-08-17 10:48 UTCGHSA enrichment
  13. 2026-08-17 06:50 UTCGHSA enrichment
  14. 2026-08-17 02:53 UTCGHSA enrichment
  15. 2026-08-16 22:55 UTCGHSA enrichment
  16. 2026-08-16 18:57 UTCGHSA enrichment
  17. 2026-08-16 14:59 UTCGHSA enrichment
  18. 2026-08-16 11:01 UTCGHSA enrichment
  19. 2026-08-16 07:03 UTCGHSA enrichment
  20. 2026-08-16 03:06 UTCGHSA enrichment
  21. 2026-08-15 23:09 UTCGHSA enrichment
  22. 2026-08-15 19:11 UTCGHSA enrichment
  23. 2026-08-15 15:13 UTCGHSA enrichment
  24. 2026-08-15 11:15 UTCGHSA enrichment
  25. 2026-08-15 07:17 UTCGHSA enrichment
  26. 2026-08-15 03:19 UTCEG score recompute
  27. 2026-08-15 03:19 UTCGHSA enrichment
  28. 2026-08-15 01:27 UTCEPSS rescore
  29. 2026-08-14 23:21 UTCGHSA enrichment
  30. 2026-08-14 19:24 UTCGHSA enrichment
  31. 2026-08-14 15:26 UTCGHSA enrichment
  32. 2026-08-14 11:29 UTCGHSA enrichment
  33. 2026-08-14 07:31 UTCGHSA enrichment
  34. 2026-08-14 03:33 UTCGHSA enrichment
  35. 2026-08-13 23:36 UTCGHSA enrichment
  36. 2026-08-13 19:38 UTCGHSA enrichment
  37. 2026-08-13 15:40 UTCGHSA enrichment
  38. 2026-08-13 11:42 UTCGHSA enrichment
  39. 2026-08-13 07:45 UTCGHSA enrichment
  40. 2026-08-13 03:47 UTCGHSA enrichment
  41. 2026-08-12 23:49 UTCGHSA enrichment
  42. 2026-08-12 19:52 UTCGHSA enrichment
  43. 2026-08-12 15:54 UTCEG score recompute
  44. 2026-08-12 15:54 UTCGHSA enrichment
  45. 2026-08-12 13:47 UTCEPSS rescore
  46. 2026-08-12 11:57 UTCGHSA enrichment
  47. 2026-08-12 07:59 UTCGHSA enrichment
  48. 2026-08-12 04:01 UTCGHSA enrichment
  49. 2026-08-12 00:03 UTCGHSA enrichment
  50. 2026-08-11 20:05 UTCGHSA enrichment
  51. 2026-08-11 19:32 UTCCISA KEV update
  52. 2026-08-11 16:07 UTCGHSA enrichment
  53. 2026-08-11 12:09 UTCGHSA enrichment
  54. 2026-08-11 08:12 UTCGHSA enrichment
  55. 2026-08-11 04:14 UTCGHSA enrichment
  56. 2026-08-11 00:16 UTCGHSA enrichment
  57. 2026-08-10 20:19 UTCGHSA enrichment
  58. 2026-08-10 16:21 UTCGHSA enrichment
  59. 2026-08-10 12:23 UTCGHSA enrichment
  60. 2026-08-10 08:24 UTCGHSA enrichment
  61. 2026-08-10 04:27 UTCGHSA enrichment
  62. 2026-08-10 00:29 UTCGHSA enrichment
  63. 2026-08-09 20:32 UTCGHSA enrichment
  64. 2026-08-09 16:34 UTCGHSA enrichment
  65. 2026-08-09 12:37 UTCGHSA enrichment
  66. 2026-08-09 08:39 UTCGHSA enrichment
  67. 2026-08-09 04:41 UTCGHSA enrichment
  68. 2026-08-09 00:44 UTCGHSA enrichment
  69. 2026-08-08 20:46 UTCGHSA enrichment
  70. 2026-08-08 16:48 UTCEG score recompute
  71. 2026-08-08 16:48 UTCGHSA enrichment
  72. 2026-08-08 16:33 UTCEPSS rescore
  73. 2026-08-08 12:50 UTCGHSA enrichment
  74. 2026-08-08 08:52 UTCGHSA enrichment
  75. 2026-08-08 04:54 UTCGHSA enrichment

Publicly available exploits

(3 references)

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

  • Exploit-DBEDB-48247
    First seen Mar 24, 2020

    UCM6202 1.0.18.13 - Remote Command Injection

    Open source ↗
  • Metasploitexploit/linux/http/grandstream_ucm62xx_sendemail_rce✓ verified
    First seen Mar 23, 2020

    Grandstream UCM62xx IP PBX sendPasswordEmail RCE

    Open source ↗
  • Nucleihttp/cves/2020/CVE-2020-5722.yaml
    First seen Jan 1, 2020

    Grandstream UCM6200 - SQL Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2020-5722?
CVE-2020-5722 is a critical vulnerability published on March 23, 2020. The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before…
When was CVE-2020-5722 disclosed?
CVE-2020-5722 was first published in the National Vulnerability Database on March 23, 2020, with the most recent update on October 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-5722 actively exploited?
Yes. CISA added CVE-2020-5722 to the Known Exploited Vulnerabilities catalog on January 28, 2022, affecting Grandstream UCM6200. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2020-5722?
CVE-2020-5722 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2020-5722?
CVE-2020-5722 affects Grandstream UCM6200. 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-2020-5722?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-5722, 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

Explore the affected products and dependency analysis for CVE-2020-5722

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