Vault Audit Device Plugin Directory Guard Bypass via Legacy Path Option

Summary HashiCorp Vault and Vault Enterprise prior to 2.0.1 audit device validation logic did not consistently apply plugin directory protections when the legacy file audit path option was used. This vulnerability CVE-2026-5051 is fixed in 2.0.1, 1.21.6, 1.20.11, and 1.19.17. Background Vault...

Vault May Expose Tokens to Auth Plugins Due to Incorrect Header Sanitization

Summary If a Vault auth mount is configured to pass through the “Authorization” header, and the “Authorization” header is used to authenticate to Vault, Vault forwarded the Vault token to the auth plugin backend. This issue, CVE-2026-4525, is fixed in Vault Community Edition 2.0.0 and Vault...

Vault Incorrectly Validated JSON Web Tokens (JWT) Audience Claims

Summary Vault and Vault Enterprise did not properly validate the JSON Web Token JWT role-bound audience claim when using the Vault JWT auth method. This may have resulted in Vault validating a JWT with audience and role-bound claims that do not match, allowing an invalid login to succeed when it...

Boundary Controller Incorrectly Handles HTTP Requests On Initialization Which May Lead to a Denial of Service

Summary Boundary Community Edition and Boundary Enterprise “Boundary” incorrectly handles HTTP requests during the initialization of the Boundary controller, potentially causing the Boundary server to terminate prematurely or allow an attacker to perform a denial of service attack. Boundary is on...

Consul UI Development Workflows Vulnerable to Dependency Confusion

Summary HashiCorp Consul and Consul Enterprise development workflows for releases from 1.12.0 up to 1.17.6, 1.18.2, and 1.19.0 were vulnerable to frontend dependency confusion which exclusively impacted development environments. This vulnerability was fixed in Consul development workflows for...

Nomad's exec2 task driver vulnerable to arbitrary file read/write on client host through symlink attack

Summary HashiCorp Nomad’s exec2 task driver prior to 0.1.2 is vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability CVE-2026-8052 is fixed in version 0.1.2 of the exec2 task driver. Background Nomad workloads are run ...

Vault Vulnerable to Denial-of-Service via Unauthenticated Root Token Generation/Rekey Operations

Summary Vault is vulnerable to a denial-of-service condition where an unauthenticated attacker can repeatedly initiate or cancel root token generation or rekey operations, occupying the single in-progress operation slot. This prevents legitimate operators from completing these workflows. This...

Consul-template vulnerable to path redirections in writeToFile

Summary The consul-template library before version 0.42.1 is vulnerable to a path redirection issue in the writeToFile template helper that may allow template output to be written outside the intended directory or to overwrite an existing file. This vulnerability CVE-2026-14361 is fixed in...

Consul's event endpoint is vulnerable to denial of service

Summary Consul and Consul Enterprise’s “Consul” event endpoint is vulnerable to denial of service DoS due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12...

Nomad vulnerable to cross-namespace host volume claim deletion

Summary HashiCorp Nomad and Nomad Enterprise are vulnerable to a cross-namespace authorization bypass in the dynamic host volumes feature that may allow an operator holding the host volume delete permission in one namespace to delete a sticky volume claim belonging to a job in another namespace...

Nomad arbitrary file read/write on client host through symlink attack

Summary HashiCorp Nomad and Nomad Enterprise prior to 2.0.1 are vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability CVE-2026-6959 is fixed in Nomad 2.0.1, 1.11.5 and 1.10.11. Background Nomad workloads are run by ta...

Consul-template vulnerable to sandbox path bypass in file helper through symlink attack

Summary The consul-template library before version 0.42.0 is vulnerable to a sandbox path bypass in the file template helper that may allow reading an out-of-sandbox file. This vulnerability CVE-2026-5061 is fixed in consul-template 0.42.0. Background The file template function reads a local file...

Consul L7 Intentions Vulnerable To Headers Bypass

Summary A vulnerability was identified in Consul and Consul Enterprise “Consul” such that using Headers in L7 traffic intentions could bypass HTTP header based access rules. This vulnerability, identified as CVE-2024-10006, is fixed in Consul Community Edition 1.20.1 and Consul Enterprise 1.20.1,...

Vagrant VMware Utility installation files vulnerable to modification by unprivileged user

Summary The Vagrant VMware Utility Windows installer targeted a custom location with a non-protected path that could be modified by an unprivileged user, introducing potential for unauthorized file system writes. This vulnerability, CVE-2024-10228, was fixed in Vagrant VMware Utility 1.0.23...

Vault Terraform Provider Applied Incorrect Defaults for LDAP Auth Method

Summary Vault’s Terraform Provider incorrectly set the default denynullbind parameter for the LDAP auth method to false by default, potentially resulting in an insecure configuration. If the underlying LDAP server allowed anonymous or unauthenticated binds, this could result in authentication...

Nomad Client Vulnerable to Decompression Bombs in Artifact Block

Summary A vulnerability was identified in Nomad and Nomad Enterprise “Nomad” such that a job submitted with a maliciously compressed source a.k.a “Zip Bomb” in an artifact stanza can cause excessive disk resource consumption, crashing a Nomad client agent. This vulnerability, CVE-2023-0821, was...

Vault Enterprise’s Sentinel EGP Policies May Impact Parent or Sibling Namespaces

Summary Vault Enterprise Sentinel EGP policies should be constrained to the namespace in which they’re applied, or to children namespaces. Incorrect parsing of the supplied path, when configuring EGP policies, allowed them to process requests in parent and sibling namespaces. This vulnerability,...

Memberlist vulnerable to denial of service via gossip message

Summary HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability CVE-2026-1436...

Nomad vulnerable to path traversal in dynamic host volume which may lead to code execution

Summary HashiCorp Nomad and Nomad Enterprise prior to 2.0.1 are vulnerable to code execution on the client host through a path traversal attack. This vulnerability CVE-2026-7474 is fixed in Nomad 2.0.1, 1.11.5 and 1.10.11. Background Nomad’s Dynamic Host Volumes feature allows the cluster admin t...

Boundary Workers Vulnerable to Denial of Service During TLS Handshake

Summary Boundary Community Edition and Boundary Enterprise “Boundary” workers are vulnerable to a denial-of-service condition during node enrollment TLS handshakes. An attacker with network access to the worker authentication listener may open a connection and delay or withhold the client...

Nomad Exposes Sensitive Workload Identity and Client Secret Token in Audit Logs

Summary Nomad Community and Nomad Enterprise “Nomad” are vulnerable to unintentional exposure of the workload identity token and client secret token in audit logs. This vulnerability, identified as CVE-2025-1296, is fixed in Nomad Community Edition 1.9.7 and Nomad Enterprise 1.9.7, 1.8.11, and...

Nomad Caller ACL Token's Secret ID is Exposed to Sentinel

Summary A vulnerability was identified in Nomad Enterprise such that the API caller’s ACL token secret ID is exposed to Sentinel policies. This vulnerability, CVE-2023-3299, affects Nomad Enterprise from 1.2.11 up to 1.5.6, and 1.4.10 and was fixed in 1.6.0, 1.5.7, and 1.4.11. Background Nomad...

Terraform Enterprise vulnerable to arbitrary file read

Summary HashiCorp Terraform Enterprise contained an issue in its version control system VCS ingestion of registry modules that did not correctly enforce the intended boundary on packaged module content. This may allow an authenticated user to include files from outside the intended repository...

Arbitrary code execution in React server-side rendering of untrusted MDX content

Summary The serialize function used to compile MDX in next-mdx-remote is vulnerable to arbitrary code execution due to insufficient sanitization of MDX content. This vulnerability, CVE-2026-0969, is fixed in next-mdx-remote 6.0.0. Background next-mdx-remote is an open-source TypeScript library th...

Terraform Enterprise state versions can be created by users without sufficient write access

Summary Terraform state versions can be created by a user with specific but insufficient permissions in a Terraform Enterprise workspace. This may allow for the alteration of infrastructure if a subsequent plan operation is approved by a user with approval permission or is auto-applied. This...

Nomad Vulnerable To Incorrect ACL Policy Lookup Attached To A Job

Summary Nomad Community and Nomad Enterprise “Nomad” prefix-based ACL policy lookup can lead to incorrect rule application and shadowing. This vulnerability, identified as CVE-2025-4922, is fixed in Nomad Community Edition 1.10.2 and Nomad Enterprise 1.10.2, 1.9.10, and 1.8.14. Background Nomad...

Nomad Enterprise Vulnerable To Violation Of Mandatory Sentinel Policies in Job Submissions via Policy Override

Summary Nomad Enterprise “Nomad” jobs using the policy override option are bypassing the mandatory sentinel policies. This vulnerability, identified as CVE-2025-3744, is fixed in Nomad Enterprise 1.10.1, 1.9.9, and 1.8.13. Background Nomad Enterprise uses Sentinel to augment the built-in ACL syst...

HashiCorp Hermes Improperly Validates AWS ALB JWTs, which May Lead to Authentication Bypass

Summary Hermes versions up to 0.4.0 improperly validated the JWT provided when using the AWS ALB authentication mode, potentially allowing for authentication bypass. This vulnerability, CVE-2025-1293, was fixed in Hermes 0.5.0. Background Hermes is a document management system created by HashiCor...

Nomad Vulnerable To Event Stream Namespace ACL Policy Bypass Through Wildcard Namespace

Summary Nomad Community and Nomad Enterprise “Nomad” event stream configured with a wildcard namespace can bypass the ACL Policy allowing reads on other namespaces. This vulnerability, identified as CVE-2025-0937, is fixed in Nomad Community Edition 1.9.6 and Nomad Enterprise 1.9.6, 1.8.10, and...

Vault SSH Helper Validated IP Addresses Incorrectly

Summary vault-ssh-helper up to and including version 0.1.6 incorrectly accepted Vault-issued SSH OTPs for the subnet in which a host’s network interface was located, rather than the specific IP address assigned to that interface. Assigned CVE-2020-24359 and fixed in 0.1.7. Background...

Nomad Docker driver vulnerable to host namespace bypass on Linux

Summary HashiCorp Nomad and Nomad Enterprise did not enforce the allowprivileged restriction for the Docker task driver’s host namespace mode options. This may allow an authenticated job submitter to run a container in a host namespace and access information belonging to the host or to other...

Vault Vulnerable to Server-Side Request Forgery in ACME Challenge Validation via Attacker-Controlled DNS

Summary Vault’s PKI engine’s ACME validation did not reject local targets when issuing http-01 and tls-alpn-01 challenges. This may lead to these requests being sent to local network targets, potentially leading to information disclosure. This vulnerability, CVE-2026-5052, is fixed in Vault...

Vault KVv2 Metadata and Secret Deletion Policy Bypass Denial-of-Service

Summary An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any...

Go-getter may allow to arbitrary filesystem reads through git operations

Summary HashiCorp’s go-getter library up to v1.8.5 may allow arbitrary file reads on the file system during certain git operations through a maliciously crafted URL. This vulnerability, CVE-2026-4660, is fixed in go-getter v1.8.6. This vulnerability does not affect the go-getter/v2 branch and...

Consul's KV endpoint is vulnerable to denial of service

Summary Consul and Consul Enterprise’s “Consul” key/value endpoint is vulnerable to denial of service DoS due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12...

Vault AWS Auth Method Authentication Bypass Through Mishandling of Cache Entries

Summary Vault and Vault Enterprise’s “Vault” AWS Auth method may be susceptible to authentication bypass if the role of the configured boundprincipaliam is the same across AWS accounts, or uses a wildcard. This vulnerability, CVE-2025-11621, is fixed in Vault Community Edition 1.21.0 and Vault...

Vault Login MFA Bypass of Rate Limiting and TOTP Token Reuse

Summary Vault and Vault Enterprise’s “Vault” login MFA rate limits could be bypassed and TOTP tokens could be reused. This vulnerability, CVE-2025-6015, is fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23. Background Vault’s login MFA is the...

Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates

Summary Vault and Vault Enterprise “Vault” TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as trusted certificate . In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonat...

Timing Side-Channel in Vault’s Userpass Auth Method

Summary A timing side channel in Vault and Vault Enterprise’s “Vault” userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault’s userpass auth method. This vulnerability, identified as CVE-2025-6011, is...

HCSEC-2025-11 Vault Vulnerable to Recovery Key Cancellation Denial of Service

Summary Vault Community and Vault Enterprise rekey and recovery key operations can lead to a denial of service due to uncontrolled cancellation by a Vault operator. This vulnerability CVE-2025-4656 has been remediated in Vault Community Edition 1.20.0 and Vault Enterprise 1.20.0, 1.19.6, 1.18.11,...

Vault Vulnerable to Denial of Service Through Memory Exhaustion When Processing Raft Cluster Join Requests

Summary Vault Community and Vault Enterprise “Vault” clusters using Vault’s Integrated Storage backend are vulnerable to a denial-of-service DoS attack through memory exhaustion through a Raft cluster join API endpoint . An attacker may send a large volume of requests to the endpoint which may...

Nomad Search API Leaks Information About CSI Plugins

Summary A vulnerability was identified in Nomad and Nomad Enterprise “Nomad” such that the search HTTP API can reveal names of available CSI plugins to unauthenticated users or users without the plugin:read policy. This vulnerability, CVE-2023-3300, affects Nomad since 0.11 and was fixed in 1.6.0...

Vault Entity Alias Metadata May Leak Between Aliases With The Same Name Assigned To The Same Entity

Summary When entity aliases mapped to a single entity share the same alias name, but have different mount accessors, Vault can leak metadata between the aliases. This metadata leak may result in unexpected access if templated policies are using alias metadata for path names. This vulnerability,...

Consul Legacy ACL Permission Changes Not Propagated to Secondary Datacenters

Summary Consul and Consul Enterprise “Consul” failed to enforce changes to legacy ACL token rules due to non-propagation to secondary datacenters. This vulnerability, CVE-2020-12797, was introduced in Consul 1.4.0 and fixed in 1.6.6 and 1.7.4. Background Consul supports the replication of ACLs...

Vault Enterprise’s Dynamic Secrets May Persist After Namespace Deletion

Summary A vulnerability was identified in Vault Enterprise such that when deleting a namespace, in certain circumstances, the deletion process will fail to revoke dynamic secrets for a mount in that namespace. This vulnerability, CVE-2020-7220, affects Vault Enterprise 0.11.0 and newer and is fix...

Nomad vulnerable to sandbox escape in Docker task driver

Summary HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver that may allow a job submitter to bind-mount a host path into a container even when volume bind mounts are disabled, potentially leading to reading and writing files on the host. This...

Consul Vulnerable to Arbitrary File Reads Through the Vault Kubernetes Authentication Provider

Summary HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5. Background The Consul kubernetes auth method typ...

Incomplete Fix For Previous Vault DoS Issue

Summary A fix for a previous security issue impacting HashiCorp Vault HCSEC-2025-24 / CVE-2025-6203 was incomplete, and did not fully address the vulnerability. The fix was corrected in Vault versions 1.21.0, 1.20.5, 1.19.11, and 1.16.27. The CVE advisory and security bulletin have been updated t...

Vault LDAP MFA Enforcement Bypass When Using Username As Alias

Summary Vault and Vault Enterprise’s “Vault” ldap auth method may not have correctly enforced MFA if usernameasalias was set to true and a user had multiple CNs that are equal but with leading or trailing spaces. This vulnerability, CVE-2025-6013, is fixed in Vault Community Edition 1.20.2 and...

Vault TOTP Secrets Engine Code Reuse

Summary Vault and Vault Enterprise’s “Vault” TOTP Secrets Engine code validation endpoint is susceptible to code reuse within its validity period. This vulnerability, identified as CVE-2025-6014, is fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23...