CVE-2022-26500

HIGHNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 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 8.8 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
8.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 6%CVSS: 8.8Exploit: NoneExposed: 0

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

Improper limitation of path names in Veeam Backup & Replication 9.5U3, 9.5U4,10.x, and 11.x allows remote authenticated users access to internal API functions that allows attackers to upload and execute arbitrary code.

CVSS v3
8.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
92.5%
KEV
⚠ Exploited

Published

March 17, 2022

Last Modified

November 3, 2025

Advisory Details (3)

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-2022-26500
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(1)

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

Data Freshness Timeline

(refreshed 47× in last 7d / 236× 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 468 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 23:40 UTCEG score recompute
  5. 2026-07-22 23:40 UTCGHSA enrichment
  6. 2026-07-22 22:56 UTCEG score recompute
  7. 2026-07-22 19:56 UTCGHSA enrichment
  8. 2026-07-22 19:40 UTCCISA KEV update
  9. 2026-07-22 16:12 UTCEG score recompute
  10. 2026-07-22 16:11 UTCGHSA enrichment
  11. 2026-07-22 14:06 UTCEPSS rescore
  12. 2026-07-22 14:06 UTCEPSS rescore
  13. 2026-07-22 12:25 UTCGHSA enrichment
  14. 2026-07-22 08:42 UTCGHSA enrichment
  15. 2026-07-22 04:59 UTCGHSA enrichment
  16. 2026-07-22 01:15 UTCGHSA enrichment
  17. 2026-07-21 21:32 UTCGHSA enrichment
  18. 2026-07-21 17:46 UTCEG score recompute
  19. 2026-07-21 17:46 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 14:02 UTCGHSA enrichment
  24. 2026-07-21 10:18 UTCGHSA enrichment
  25. 2026-07-21 06:34 UTCGHSA enrichment
Show 75 more
  1. 2026-07-21 02:50 UTCGHSA enrichment
  2. 2026-07-20 23:05 UTCGHSA enrichment
  3. 2026-07-20 19:21 UTCEG score recompute
  4. 2026-07-20 19:21 UTCGHSA enrichment
  5. 2026-07-20 17:05 UTCEPSS rescore
  6. 2026-07-20 15:38 UTCGHSA enrichment
  7. 2026-07-20 11:54 UTCGHSA enrichment
  8. 2026-07-20 08:10 UTCGHSA enrichment
  9. 2026-07-20 04:28 UTCGHSA enrichment
  10. 2026-07-19 21:01 UTCGHSA enrichment
  11. 2026-07-19 17:18 UTCEG score recompute
  12. 2026-07-19 17:18 UTCGHSA enrichment
  13. 2026-07-19 14:29 UTCEPSS rescore
  14. 2026-07-19 13:35 UTCGHSA enrichment
  15. 2026-07-19 09:52 UTCGHSA enrichment
  16. 2026-07-19 06:09 UTCEG score recompute
  17. 2026-07-19 06:09 UTCGHSA enrichment
  18. 2026-07-19 02:27 UTCEPSS rescore
  19. 2026-07-19 02:25 UTCGHSA enrichment
  20. 2026-07-18 22:41 UTCGHSA enrichment
  21. 2026-07-18 18:57 UTCGHSA enrichment
  22. 2026-07-18 15:14 UTCGHSA enrichment
  23. 2026-07-18 11:30 UTCEG score recompute
  24. 2026-07-18 11:30 UTCGHSA enrichment
  25. 2026-07-18 10:02 UTCEPSS rescore
  26. 2026-07-18 10:02 UTCEPSS rescore
  27. 2026-07-18 07:47 UTCGHSA enrichment
  28. 2026-07-18 04:03 UTCGHSA enrichment
  29. 2026-07-18 00:18 UTCGHSA enrichment
  30. 2026-07-17 20:35 UTCGHSA enrichment
  31. 2026-07-17 16:51 UTCGHSA enrichment
  32. 2026-07-17 13:06 UTCGHSA enrichment
  33. 2026-07-17 09:23 UTCEG score recompute
  34. 2026-07-17 09:23 UTCGHSA enrichment
  35. 2026-07-17 05:40 UTCGHSA enrichment
  36. 2026-07-17 01:57 UTCGHSA enrichment
  37. 2026-07-16 22:13 UTCGHSA enrichment
  38. 2026-07-16 18:30 UTCGHSA enrichment
  39. 2026-07-16 17:04 UTCCISA KEV update
  40. 2026-07-16 17:00 UTCEPSS rescore
  41. 2026-07-16 17:00 UTCEPSS rescore
  42. 2026-07-16 14:46 UTCGHSA enrichment
  43. 2026-07-16 11:02 UTCGHSA enrichment
  44. 2026-07-16 07:20 UTCGHSA enrichment
  45. 2026-07-16 03:37 UTCGHSA enrichment
  46. 2026-07-15 23:54 UTCGHSA enrichment
  47. 2026-07-15 20:11 UTCGHSA enrichment
  48. 2026-07-15 16:56 UTCEPSS rescore
  49. 2026-07-15 16:56 UTCEPSS rescore
  50. 2026-07-15 16:49 UTCCISA KEV update
  51. 2026-07-15 16:27 UTCGHSA enrichment
  52. 2026-07-15 15:04 UTCCISA KEV update
  53. 2026-07-15 12:44 UTCGHSA enrichment
  54. 2026-07-15 09:00 UTCGHSA enrichment
  55. 2026-07-15 05:16 UTCGHSA enrichment
  56. 2026-07-15 01:58 UTCEPSS rescore
  57. 2026-07-15 01:58 UTCEPSS rescore
  58. 2026-07-15 01:31 UTCGHSA enrichment
  59. 2026-07-14 21:48 UTCGHSA enrichment
  60. 2026-07-14 18:05 UTCCISA KEV update
  61. 2026-07-14 18:04 UTCGHSA enrichment
  62. 2026-07-14 14:21 UTCGHSA enrichment
  63. 2026-07-14 10:37 UTCGHSA enrichment
  64. 2026-07-14 06:49 UTCGHSA enrichment
  65. 2026-07-14 03:06 UTCGHSA enrichment
  66. 2026-07-13 23:23 UTCGHSA enrichment
  67. 2026-07-13 22:27 UTCEPSS rescore
  68. 2026-07-13 19:40 UTCGHSA enrichment
  69. 2026-07-13 17:07 UTCCISA KEV update
  70. 2026-07-13 15:56 UTCGHSA enrichment
  71. 2026-07-13 12:12 UTCGHSA enrichment
  72. 2026-07-13 08:27 UTCGHSA enrichment
  73. 2026-07-13 04:44 UTCGHSA enrichment
  74. 2026-07-13 01:00 UTCGHSA enrichment
  75. 2026-07-12 21:17 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2022-26500?
CVE-2022-26500 is a high vulnerability published on March 17, 2022. Improper limitation of path names in Veeam Backup & Replication 9.5U3, 9.5U4,10.x, and 11.x allows remote authenticated users access to internal API functions that allows attackers to upload and execute arbitrary code.
When was CVE-2022-26500 disclosed?
CVE-2022-26500 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-2022-26500 actively exploited?
Yes. CISA added CVE-2022-26500 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-2022-26500?
CVE-2022-26500 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2022-26500?
CVE-2022-26500 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-2022-26500?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-26500, 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

Explore the affected products and dependency analysis for CVE-2022-26500

Explore →

Is Your Infrastructure Affected by CVE-2022-26500?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs