CVE-2026-35386

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.1 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 75% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 8.1Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This requires a scenario where the username on the command line is untrusted, and also requires a non-default configurations of % in ssh_config.

CVSS v3
8.1
EG Score
8.1HIGHmedium confidence
EG Risk
37
EG Risk 37/100

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
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
EPSS PROB
0.4%
EPSS %ILE
27th
KEV
Not listed

Published

April 2, 2026

Last Modified

July 24, 2026

Advisory Details (3)

Auto-updated Jul 7, 2026
Patch available.
generic

oss-security - Announce: OpenSSH 10.3 released

https://www.openwall.com/lists/oss-security/2026/04/02/3
generic

OpenSSH: Release Notes

https://www.openssh.org/releasenotes.html#10.3p1
generic

'Announce: OpenSSH 10.3 released' - MARC

https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2

Vendor Advisories for CVE-2026-35386(18)

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

Patch Availability(16)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
ubuntussh-askpass-gnome (1:10.2p1-2ubuntu3.2) @ resolute2026-07-26ubuntu
redhatrhaiis/model-opt-cuda-rhel9:17806819842026-06-10redhat
redhatopenssh-0:8.7p1-38.el9_4.82026-06-03redhat
redhatopenssh-0:8.7p1-30.el9_2.112026-06-02redhat
redhatopenssh-0:8.0p1-7.el8_4.22026-06-01redhat
redhatopenssh-0:8.0p1-15.el8_6.52026-05-27redhat
redhatrhui5/rhua-rhel9:17797982222026-05-27redhat
redhatopenssh-0:8.0p1-20.el8_8.42026-05-27redhat
redhatopenssh-0:9.9p1-23.el10_22026-05-19redhat
redhatopenssh-0:9.9p1-7.el9_82026-05-19redhat
redhatopenssh-0:8.7p1-45.el9_6.32026-05-11redhat
redhatdiscovery/discovery-server-rhel9:17781015792026-05-07redhat
redhatopenssh-0:8.0p1-29.el8_102026-05-04redhat
redhatopenssh-0:8.7p1-49.el9_72026-05-04redhat
redhatopenssh-0:9.9p1-14.el10_12026-05-04redhat
redhatopenssh-0:9.9p1-7.el10_0.32026-04-30redhat

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 rangeFix by version rangeDependents
openssh1:8.4p1-5 ... 1:8.4p1-5+deb11u6 (7 versions)
  • every version up to 1:8.4p1-5+deb11u7: fixed in 1:8.4p1-5+deb11u7
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
openssh1:9.2p1-2 ... 1:9.2p1-2+deb12u9 (10 versions)
  • every version up to 1:9.2p1-2+deb12u10: fixed in 1:9.2p1-2+deb12u10
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
openssh1:10.0p1-7, 1:10.0p1-7+deb13u1, 1:10.0p1-7+deb13u2
  • every version up to 1:10.0p1-7+deb13u3: fixed in 1:10.0p1-7+deb13u3
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
openssh1:10.0p1-7 ... 1:10.3p1-1~bpo13+1 (13 versions)
  • every version up to 1:10.3p1-1: fixed in 1:10.3p1-1
—

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 8× 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 224 total refreshes for this CVE.

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

Related CVEs(same product + same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-35386?
CVE-2026-35386 is a high vulnerability published on April 2, 2026. In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This requires a scenario where the username on the command line is untrusted, and also requires a non-default configurations of % in ssh_config.
When was CVE-2026-35386 disclosed?
CVE-2026-35386 was first published on April 2, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-35386 actively exploited?
CVE-2026-35386 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (27th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-35386?
CVE-2026-35386 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-35386?
A fix for CVE-2026-35386 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-35386 are linked in the Vendor Advisories panel on this page.

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