SSRF in Bank-Vaults Vault-Secrets-Webhook
CVE-2026-54725
vault-secrets-webhook is a Kubernetes mutating webhook that makes direct secret injection into Pods possible. Prior to 1.23.1, parseVaultConfig() in pkg/webhook/config.go accepts the vault.security.banzaicloud.io/vault-addr annotation, MutateConfigMap and MutateSecret call newVaultClient in pkg/webhook/webhook.go, and vault.security.banzaicloud.io/vault-serviceaccount can cause a ServiceAccount JWT to be sent to an attacker-controlled Vault address. This issue is fixed in version 1.23.1.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.004 (34.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Bank-vaults Vault-secrets-webhook — versions < 1.23.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-54725?
- CVE-2026-54725 is a critical-severity vulnerability in Bank-Vaults Vault-Secrets-Webhook, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.6/10. Published 2026-07-31.
- How severe is CVE-2026-54725?
- Critical severity. CVSS v3 base score is 9.6 out of 10.