CVE-2026-82860

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-31. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

@hulumi/policies versions before 1.3.2 fail to fully inspect inline and attached IAM policy evidence for the administrator-policy guardrail. Attackers can craft admin-equivalent policy paths that bypass policy evaluation controls.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

August 31, 2026

Last Modified

August 31, 2026

Advisory Details (2)

Auto-updated Sep 14, 2026
Patch available. Sources: github.
generic

@hulumi/policies before 1.3.2 Admin Policy Bypass | Advisories | VulnCheck

https://www.vulncheck.com/advisories/hulumi-policies-before-1.3.2-admin-policy-bypass
github Patch Available

CIS 1.16 admin policy bypass for inline and attached IAM policies · Advisory · kerberosmansour/hulumi · GitHub

Affected: 1.3.2: the validator inspects the affected policy shapes and includes regression

https://github.com/kerberosmansour/hulumi/security/advisories/GHSA-4xrh-5m3m-328w

Vendor Advisories for CVE-2026-82860(1)

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

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
@hulumi/policies—1.3.2—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 54× in last 7d / 158× 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 158 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-82860?
CVE-2026-82860 is a critical vulnerability published on August 31, 2026. @hulumi/policies versions before 1.3.2 fail to fully inspect inline and attached IAM policy evidence for the administrator-policy guardrail. Attackers can craft admin-equivalent policy paths that bypass policy evaluation controls.
When was CVE-2026-82860 disclosed?
CVE-2026-82860 was first published in the National Vulnerability Database on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82860 actively exploited?
CVE-2026-82860 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 76.9% of all scored CVEs.
What is the CVSS score of CVE-2026-82860?
CVE-2026-82860 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-82860?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82860, 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

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