CVE-2026-25258

HIGHPre-NVD 7.87.8
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-02. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

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

Memory corruption while processing IOCTL calls for escape operations.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
0%
KEV
Not listed

Published

June 1, 2026

Last Modified

July 22, 2026

Advisory Details (1)

Auto-updated Jun 5, 2026
No patch confirmed yet.

Vendor Advisories for CVE-2026-25258(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 17× in last 7d / 51× 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 146 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-25258?
CVE-2026-25258 is a high vulnerability published on June 1, 2026. Memory corruption while processing IOCTL calls for escape operations.
When was CVE-2026-25258 disclosed?
CVE-2026-25258 was first published in the National Vulnerability Database on June 1, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-25258 actively exploited?
CVE-2026-25258 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 100.0% of all scored CVEs.
What is the CVSS score of CVE-2026-25258?
CVE-2026-25258 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-25258?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-25258, 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-2026-25258

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