[NEW] [medium] Hashicorp Vault: Vulnerability Enables Bypass of Security Measures

mediumCVE-2026-5006

A remote, authenticated attacker can exploit a vulnerability in Hashicorp Vault to bypass security measures.

CSIRTS triage

vendor: Hashicorp product: Vault Authentication bypass

What: A remote authenticated attacker can bypass security measures in Vault.
Who is affected: Authenticated users with access to Hashicorp Vault instances.
Urgency: Medium severity; requires authentication but enables security control bypass; prompt patching needed.
Action: Update Hashicorp Vault to a patched version addressing CVE-2026-5006.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-08-25
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2993

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-50060.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-5006	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

mediumCVE-2026-5006: A vulnerability was identified in HashiCorp Vault and Vault Enterprise (“Vault”) such that an a…nvd

Recent advisories for Hashicorp Vault

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-5006: A vulnerability was identified in HashiCorp Vault and Vault Enterprise (“Vault”) such that an a…nvd · 2026-08-24
high[NEW] [high] Hashicorp Vault Secrets Operator: Vulnerability enables privilege escalationcert-bund · 2026-08-20
criticalCVE-2026-12564: A flaw was found in the AAP Controller's HashiCorp Vault credential plugin. The kubernetes_aut…nvd · 2026-08-18
high[NEW] [high] Hashicorp Vault and Vault Enterprise: Multiple vulnerabilitiescert-bund · 2026-08-11
unknownCVE-2026-55100: hashi-vault-js is a Node.js module for interacting with the HashiCorp Vault API. Prior to 0.5.…nvd · 2026-07-31
low[NEW] [low] Hashicorp Vault: Vulnerability allows bypassing security measurescert-bund · 2026-07-02