Home/CVE/A privileged Vault operator with write permissions to the root namespace’s identity endpoint could escalate their own
CVE

CVE-2025-5999

A privileged Vault operator with write permissions to the root namespace’s identity endpoint could escalate their own

A privileged Vault operator with write permissions to the root namespace’s identity endpoint could escalate their own or another user’s token privileges to Vault’s root policy. Fixed in Vault Community Edition 1.20.0 and Vault Enterprise 1.20.0, 1.19.6, 1.18.11 and 1.16.22.

HIGH · CVSS 7.2 EPSS 0.00158
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-266Incorrect Privilege Assignment
▤

Affected Products & Versions

4
hashicorp vault>= 0.10.4 and < 1.16.22
hashicorp vault>= 0.10.4 and < 1.20.0
hashicorp vault>= 1.17.0 and < 1.18.11
hashicorp vault>= 1.19.0 and < 1.19.6
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go github.com/hashicorp/vault HIGH fixed in 1.20.0
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumAzure Key Vault Modified or Deleted
▣

Scoring & Timeline

7.2
HIGH · CVSS v3.1 · security@hashicorp.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Aug 2025 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2025:15460-1
suse-csafopenSUSE-SU-2025:15434-1
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://discuss.hashicorp.com/t/hcsec-2025-13-vault-root-namespace-operator-may-elevate-token-privileges/76032Vendor Advisory
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