CVE-2026-12059

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-12. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
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: None knownExposed: 0

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

The SSH service of CelloOS developed by Cellopoint has an Improper Access Control vulnerability, allowing authenticated remote attackers to bypass the enforced command restrictions and execute operating system commands outside the originally authorized scope.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

June 12, 2026

Last Modified

June 12, 2026

Advisory Details (2)

Auto-updated Jun 12, 2026
No patch confirmed yet. Sources: cert.
cert

基點資訊｜CelloOS - Improper Access Control-TWCERT/CC台灣電腦網路危機處理暨協調中心|企業資安通報協處|資安情資分享|漏洞通報|資安聯盟|資安電子報

https://www.twcert.org.tw/tw/cp-132-10966-3258e-1.html
cert

Cellopoint｜CelloOS - Improper Access Control-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

https://www.twcert.org.tw/en/cp-139-10965-3ce75-2.html

Vendor Advisories for CVE-2026-12059(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 74× 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 128 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-12059?
CVE-2026-12059 is a high vulnerability published on June 12, 2026. The SSH service of CelloOS developed by Cellopoint has an Improper Access Control vulnerability, allowing authenticated remote attackers to bypass the enforced command restrictions and execute operating system commands outside the originally authorized scope.
When was CVE-2026-12059 disclosed?
CVE-2026-12059 was first published in the National Vulnerability Database on June 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12059 actively exploited?
CVE-2026-12059 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 63.3% of all scored CVEs.
What is the CVSS score of CVE-2026-12059?
CVE-2026-12059 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-12059?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12059, 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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