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
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 4%CVSS: 9.8Exploit: NoneExposed: 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
90.1%
KEV
⚠ Exploited

Published

March 17, 2022

Last Modified

November 3, 2025

Advisory Details (3)

Auto-updated May 26, 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 51× in last 7d / 232× 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 454 total refreshes for this CVE.

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