Vault and Vault Enterprise's (Vault) key-value v2 (kv-v2) diff viewer allowed HTML injection into the Vault web UI through key values. This vulnerability, CVE-2023-2121, is fixed in Vault 1.14.0, 1.13.3, 1.12.7, and 1.11.11.
https://discuss.hashicorp.com/t/hcsec-2023-17-vault-s-kv-diff-viewer-allowed-html-injection/54814
Published: 2023-06-09
Updated: 2026-06-17
Named Vulnerability: GO-2023-1849Named Vulnerability: GHSA-gq98-53rq-qr5h
Base Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N
Severity: Medium
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00417