CVE-2026-82861 json
@hulumi/policies before 1.3.2 SecureBucket Parent Spoof Bypass
published 5mo ago modified last mo. also GHSA-g43v-9x7q-83pq , EUVD-2026-68449
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 38%
- public exploits
- 0
- none known
Summary
@hulumi/policies versions before 1.3.2 contain a parent spoof bypass vulnerability that allows attackers to submit spoofed SecureBucket parent evidence during policy evaluation. Attackers can bypass security policy checks by providing falsified evidence, causing the validator to miss unsafe bucket configurations.
Patch / fix
- npm @hulumi/policies 1.3.2
- hulumi policies 1.3.2
Is CVE-2026-82861 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2mo ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | @hulumi/policies | <1.3.2 |
1.3.2 |
Affected products
- hulumi policies
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
-
github.com
/kerberosmansour/hulumi/security/advisories/GHSA-g43v-9x7q-83pq
vendor-advisory, web
-
vulncheck.com
/advisories/hulumi-policies-before-1.3.2-securebucket-parent-spoof-bypass
third-party-advisory
-
github.com
/kerberosmansour/hulumi
package
Sources
- CVE List CVE-2026-82861
- GitHub Advisory GHSA-g43v-9x7q-83pq
- NVD CVE-2026-82861
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