CVE-2022-29499

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 2022-06-27), 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
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 55%CVSS: 9.8Exploit: NoneExposed: 0

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

The Service Appliance component in Mitel MiVoice Connect through 19.2 SP3 allows remote code execution because of incorrect data validation. The Service Appliances are SA 100, SA 400, and Virtual SA.

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
98.9%
KEV
⚠ Exploited

Published

April 26, 2022

Last Modified

November 3, 2025

Advisory Details (2)

Auto-updated Jun 1, 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-2022-29499
generic

Mitel Product Security Advisory 22-0002 | Mitel

https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0002

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 40× in last 7d / 210× 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 410 total refreshes for this CVE.

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

Frequently asked(6)

What is CVE-2022-29499?
CVE-2022-29499 is a critical vulnerability published on April 26, 2022. The Service Appliance component in Mitel MiVoice Connect through 19.2 SP3 allows remote code execution because of incorrect data validation. The Service Appliances are SA 100, SA 400, and Virtual SA.
When was CVE-2022-29499 disclosed?
CVE-2022-29499 was first published in the National Vulnerability Database on April 26, 2022, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-29499 actively exploited?
Yes. CISA added CVE-2022-29499 to the Known Exploited Vulnerabilities catalog on June 27, 2022, affecting Mitel MiVoice Connect. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-29499?
CVE-2022-29499 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2022-29499?
CVE-2022-29499 affects Mitel MiVoice Connect. 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-2022-29499?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-29499, 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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