CVE-2022-26501

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 2022-12-13), 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: 4%CVSS: 9.8Exploit: cisa kev · ssvc active · kev ransomwareExposed: 0

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

Veeam Backup & Replication 10.x and 11.x has Incorrect Access Control (issue 1 of 2).

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
4%
EPSS %ILE
90%
KEV
⚠ Exploited

Published

March 17, 2022

Last Modified

November 3, 2025

Advisory Details (3)

Auto-updated Sep 17, 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-2022-26501
generic

KB4288: CVE-2022-26500 | CVE-2022-26501

https://www.veeam.com/kb4288
generic

Veeam: Solving Impossible AI & Data Challenges

https://veeam.com

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 58× in last 7d / 254× 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 931 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2022-26501?
CVE-2022-26501 is a critical vulnerability published on March 17, 2022. Veeam Backup & Replication 10.x and 11.x has Incorrect Access Control (issue 1 of 2).
When was CVE-2022-26501 disclosed?
CVE-2022-26501 was first published in the National Vulnerability Database on March 17, 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-2022-26501 actively exploited?
Yes. CISA added CVE-2022-26501 to the Known Exploited Vulnerabilities catalog on December 13, 2022, affecting Veeam Backup & Replication. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-26501?
CVE-2022-26501 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2022-26501?
CVE-2022-26501 affects Veeam Backup & Replication. 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-2022-26501?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-26501, 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

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