CVE-2025-6203
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Vault unauthenticated denial of service through complex json payload
A malicious user may submit a specially-crafted complex payload that otherwise meets the default request size limit which results in excessive memory and CPU consumption of Vault. This may lead to a timeout in Vault’s auditing subroutine, potentially resulting in the Vault server to become unresponsive. This vulnerability, CVE-2025-6203, is fixed in Vault Community Edition 1.20.3 and Vault Enterprise 1.20.3, 1.19.9, 1.18.14, and 1.16.25.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Vault
- Vendor
- HashiCorp
- Product
- Vault
- Platforms
- 64 bit
- 32 bit
- x86
- ARM
- MacOS
- Windows
- Linux
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1.15.0 | affected | semver | 1.21.0 | Unavailable | None listed |
Vault Enterprise
- Vendor
- HashiCorp
- Product
- Vault Enterprise
- Platforms
- 64 bit
- 32 bit
- x86
- ARM
- MacOS
- Windows
- Linux
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1.15.0 | affected | semver | 1.21.2 | Unavailable |
|