Vulnerability in Hulumi Drift
CVE-2026-82858
@hulumi/drift versions before 1.3.2 accept externally supplied execute plans without sufficient provenance validation, allowing untrusted reconciliation input to be treated as trusted. Attackers can supply malicious execute plans that bypass security checks to perform unsafe reconciliation operations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (19.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
Weakness classification (CWE)
References
- github.com/kerberosmansour/hulumi/security/advisories/GHSA-2ffm-hxrq-qqmm (vendor-advisory)
- www.vulncheck.com/advisories/hulumi-drift-before-1.3.2-unsafe-execute-plan-acce… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-82858?
- CVE-2026-82858 is a critical-severity vulnerability in Hulumi Drift, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2026-08-31.
- How severe is CVE-2026-82858?
- Critical severity. CVSS v3 base score is 9.8 out of 10.