CVE-2026-58612

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.9% (57th percentile of EPSS-scored CVEs). GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.9%CVSS: 7.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Server-side request forgery (ssrf) in Microsoft PowerShell Core allows an unauthorized attacker to disclose information over a network.

CVSS v3
7.5
EG Score
7.5HIGHmedium confidence
EG Risk
34
EG Risk 34/100CISA SSVC

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
Severity75% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.9%
EPSS %ILE
57th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 11, 2026

Last Modified

September 29, 2026

Advisory Details (1)

Auto-updated Aug 11, 2026
Patch available. Sources: microsoft.
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58612

Vendor Advisories for CVE-2026-58612(2)

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 33× in last 7d / 153× 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 380 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-58612?
CVE-2026-58612 is a high vulnerability published on August 11, 2026. Server-side request forgery (ssrf) in Microsoft PowerShell Core allows an unauthorized attacker to disclose information over a network.
When was CVE-2026-58612 disclosed?
CVE-2026-58612 was first published on August 11, 2026, with the most recent update on September 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-58612 actively exploited?
CVE-2026-58612 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.9% probability of exploitation in the next 30 days (57th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-58612?
CVE-2026-58612 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-58612?
A fix for CVE-2026-58612 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-58612 are linked in the Vendor Advisories panel on this page.

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