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P5
CVE-2025-6203: Vault unauthenticated denial of service through complex json payload
CVE-2025-6203. EPSS 0.00734 (percentile 0.53942), scored 24-Oct-2026. Fixed version: 818ca8b3575ea937ca48b640baf35e1b2ede1833.
Affected technology
Vault unauthenticated denial of service · through complex json payload
Vendor not specified by the source
Component: Not specified by the source
Attack conditions (OSV, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
OSV’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 0.2 /100 (P5)
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · OSV.dev
- EPSS
- 0.00734 · percentile 0.53942 · 2026-10-24
- KEV
- no
Provenance
- OSV.dev · Source record · observed 2026-10-25 01:59:11.642217+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-6203.html