CVE-2026-59995

MEDIUMNVD 5.45.4—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.4 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 84% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: None knownExposed: 0

A fix is available — apply it.

sftp in OpenSSH before 10.4 does not properly constrain the location of downloaded files when "sftp server:/path ." is used with an attacker-controlled server.

CVSS v3
5.4
EG Score
5.4(medium)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity54% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

July 8, 2026

Last Modified

July 9, 2026

Advisory Details (3)

Auto-updated Jul 8, 2026
No patch confirmed yet.
generic

oss-security - Announce: OpenSSH 10.4 released

https://www.openwall.com/lists/oss-security/2026/07/06/5
generic

OpenSSH: Release Notes

https://www.openssh.org/releasenotes.html#10.4p1
generic

'Announce: OpenSSH 10.4 released' - MARC

https://marc.info/?l=openssh-unix-dev&m=178333966933090&w=2

Vendor Advisories for CVE-2026-59995(3)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntussh-askpass-gnome (1:10.2p1-2ubuntu3.4) @ resolute2026-08-25ubuntu
redhatopenssh-main-10.4p1-1.hum12026-07-09redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
openssh1:10.0p1-1 ... 1:9.9p2-2 (86 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
openssh1:10.0p1-1 ... 1:9.9p2-2 (75 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
openssh1:10.0p1-7 ... 1:10.4p1-4 (29 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
openssh1:10.0p1-7 ... 1:10.3p1-9 (21 versions)1:10.4p1-1—

Weakness Classification(1)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 23× in last 7d / 103× 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 155 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-59995?
CVE-2026-59995 is a medium vulnerability published on July 8, 2026. sftp in OpenSSH before 10.4 does not properly constrain the location of downloaded files when "sftp server:/path ." is used with an attacker-controlled server.
When was CVE-2026-59995 disclosed?
CVE-2026-59995 was first published in the National Vulnerability Database on July 8, 2026, with the most recent update on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-59995 actively exploited?
CVE-2026-59995 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 83.9% of all scored CVEs.
What is the CVSS score of CVE-2026-59995?
CVE-2026-59995 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2026-59995?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-59995, 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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