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
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: Elevated riskExposed: 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 PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

May 13, 2026

Last Modified

July 28, 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 5× in last 7d / 27× 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 239 total refreshes for this CVE.

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

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, with the most recent update on July 28, 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 0% probability of exploitation in the next 30 days, which ranks it in the top 97.9% of all scored CVEs.
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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