CVE-2022-50971

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-19. A secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 7.8Exploit: Elevated riskExposed services: Not assessed

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

Malwarebytes 4.5 contains an unquoted service path vulnerability in the MBAMService executable that allows local attackers to escalate privileges by injecting malicious code into the system root path. Attackers can place executable files in unquoted path directories that execute with LocalSystem privileges during service startup or system reboot.

CVSS v3
7.8
EG Score
7.8HIGHmedium confidence
EG Risk
51
EG Risk 51/100CISA SSVC

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%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
0.2%
EPSS %ILE
12th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

June 19, 2026

Last Modified

October 6, 2026

Advisory Details (3)

Auto-updated Jun 22, 2026
No fix on record yet.
generic

Malwarebytes 4.5 Unquoted Service Path Privilege Escalation | Advisories | VulnCheck

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

Malwarebytes Free: Free Antivirus 2026 | 100% Free & Easy Install

https://www.malwarebytes.com/mwb-download/
generic

All-in-One Protection: Antivirus, VPN & Scam Guard | Best Antivirus

https://www.malwarebytes.com/

Vendor Advisories for CVE-2022-50971(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 28× 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 248 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2022-50971?
CVE-2022-50971 is a high vulnerability published on June 19, 2026. Malwarebytes 4.5 contains an unquoted service path vulnerability in the MBAMService executable that allows local attackers to escalate privileges by injecting malicious code into the system root path. Attackers can place executable files in unquoted path directories that execute with LocalSystem…
When was CVE-2022-50971 disclosed?
CVE-2022-50971 was first published on June 19, 2026, with the most recent update on October 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-50971 actively exploited?
CVE-2022-50971 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (12th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2022-50971?
CVE-2022-50971 has a CVSS base score of 7.8 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2022-50971?
No fix for CVE-2022-50971 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2022-50971 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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