CVE-2020-37223

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

IObit Uninstaller 9.5.0.15 contains an unquoted service path vulnerability in the IObitUnSvr service that allows local attackers to escalate privileges to SYSTEM level. Attackers can place a malicious executable named IObit.exe in the C:\Program Files (x86)\IObit directory and restart the service to execute code with SYSTEM privileges.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
51(Track*)
EG Risk 51/100SSVC: Track*

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
Severity78% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS
2.2%
KEV
Not listed

Published

May 13, 2026

Last Modified

May 13, 2026

Advisory Details (4)

Auto-updated May 20, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

IObit Uninstaller 9.5.0.15 Unquoted Service Path Privilege Escalation | Advisories | VulnCheck

https://www.vulncheck.com/advisories/iobit-uninstaller-unquoted-service-path-privilege-escalation
generic

IObit Uninstaller for Windows | Free & Fast

https://www.iobit.com/en/advanceduninstaller.php
generic

Clean, Optimize, Speed Up and Secure PC - Freeware Download - IObit

https://www.iobit.com
generic🟡 PoC Available

IObit Uninstaller 9.5.0.15 - 'IObit Uninstaller Service' Unquoted Service Path - Windows local Exploit

https://www.exploit-db.com/exploits/48543

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 13× in last 7d / 43× 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 159 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2020-37223?
CVE-2020-37223 is a high vulnerability published on May 13, 2026. IObit Uninstaller 9.5.0.15 contains an unquoted service path vulnerability in the IObitUnSvr service that allows local attackers to escalate privileges to SYSTEM level. Attackers can place a malicious executable named IObit.exe in the C:\Program Files (x86)\IObit directory and restart the service…
When was CVE-2020-37223 disclosed?
CVE-2020-37223 was first published in the National Vulnerability Database on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-37223 actively exploited?
CVE-2020-37223 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-37223?
CVE-2020-37223 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2020-37223?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-37223, 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.

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