CVE-2026-6265

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-04-27. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: Elevated riskExposed: 0

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

Insecure preserved inherited permissions vulnerability in Cerberus FTP Server on Windows allows Privilege Escalation.This issue has been resolved in Cerberus FTP Server: 2026.1

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
56(Track*)
EG Risk 56/100SSVC: Track*

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
Severity88% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

April 27, 2026

Last Modified

May 7, 2026

Advisory Details (2)

Auto-updated May 7, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Advisory: Cerberus FTP Server Elevation of Privileges

https://labs.reversec.com/advisories/2026/04/cerberus-ftp-server-elevation-of-privileges
generic

Release Notes | Cerberus FTP Server

https://www.cerberusftp.com/releasenotes/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 27× 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 197 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-6265?
CVE-2026-6265 is a high vulnerability published on April 27, 2026. Insecure preserved inherited permissions vulnerability in Cerberus FTP Server on Windows allows Privilege Escalation.This issue has been resolved in Cerberus FTP Server: 2026.1
When was CVE-2026-6265 disclosed?
CVE-2026-6265 was first published in the National Vulnerability Database on April 27, 2026, with the most recent update on May 7, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6265 actively exploited?
CVE-2026-6265 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 82.2% of all scored CVEs.
What is the CVSS score of CVE-2026-6265?
CVE-2026-6265 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-6265?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6265, 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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