Common Weakness Enumeration

CWE-863

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

CVE-2026-33316 (GCVE-0-2026-33316)

Vulnerability from cvelistv5 – Published: 2026-03-24 14:59 – Updated: 2026-03-26 13:08
VLAI
Title
Vikunja’s Improper Access Control Enables Bypass of Administrator-Imposed Account Disablement
Summary
Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.0, a flaw in Vikunja’s password reset logic allows disabled users to regain access to their accounts. The `ResetPassword()` function sets the user’s status to `StatusActive` after a successful password reset without verifying whether the account was previously disabled. By requesting a reset token through `/api/v1/user/password/token` and completing the reset via `/api/v1/user/password/reset`, a disabled user can reactivate their account and bypass administrator-imposed account disablement. Version 2.2.0 patches the issue.
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
Impacted products
Vendor Product Version
go-vikunja vikunja Affected: < 2.2.0
Create a notification for this product.
Show details on NVD website

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CVE-2026-33326 (GCVE-0-2026-33326)

Vulnerability from cvelistv5 – Published: 2026-03-24 19:08 – Updated: 2026-03-25 13:37
VLAI
Title
@keystone-6/core: `isFilterable` bypass via `cursor` parameter in findMany
Summary
Keystone is a content management system for Node.js. Prior to version 6.5.2, {field}.isFilterable access control can be bypassed in findMany queries by passing a cursor. This can be used to confirm the existence of records by protected field values. The fix for CVE-2025-46720 (field-level isFilterable bypass for update and delete mutations) added checks to the where parameter in update and delete mutations however the cursor parameter in findMany was not patched and accepts the same UniqueWhere input type. This issue has been patched in version 6.5.2.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
keystonejs keystone Affected: < 6.5.2
Create a notification for this product.
Show details on NVD website

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CVE-2026-33330 (GCVE-0-2026-33330)

Vulnerability from cvelistv5 – Published: 2026-03-24 19:15 – Updated: 2026-03-24 20:07
VLAI
Title
FileRise ONLYOFFICE integration allows read-only users to overwrite files via forged save callback
Summary
FileRise is a self-hosted web file manager / WebDAV server. Prior to version 3.10.0, a broken access control issue in FileRise's ONLYOFFICE integration allows an authenticated user with read-only access to obtain a signed save callbackUrl for a file and then directly forge the ONLYOFFICE save callback to overwrite that file with attacker-controlled content. This issue has been patched in version 3.10.0.
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
Impacted products
Vendor Product Version
error311 FileRise Affected: < 3.10.0
Create a notification for this product.
Show details on NVD website

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CVE-2026-33343 (GCVE-0-2026-33343)

Vulnerability from cvelistv5 – Published: 2026-03-26 13:23 – Updated: 2026-03-26 18:25
VLAI
Title
etcd: Nested etcd transactions bypass RBAC authorization checks
Summary
etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.42, 3.5.28, and 3.6.9, an authenticated user with RBAC restricted permissions on key ranges can use nested transactions to bypass all key-level authorization. This allows any authenticated user with direct access to etcd to effectively ignore all key range restrictions, accessing the entire etcd data store. Kubernetes does not rely on etcd’s built-in authentication and authorization. Instead, the API server handles authentication and authorization itself, so typical Kubernetes deployments are not affected. Versions 3.4.42, 3.5.28, and 3.6.9 contain a patch. If upgrading is not immediately possible, reduce exposure by treating the affected RPCs as unauthenticated in practice. Restrict network access to etcd server ports so only trusted components can connect and require strong client identity at the transport layer, such as mTLS with tightly scoped client certificate distribution.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
etcd-io etcd Affected: >= 3.5.0-alpha.0, < 3.5.28
Affected: >= 3.6.0-alpha.0, < 3.6.9
Affected: < 3.4.42
Create a notification for this product.
Show details on NVD website

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CVE-2026-33410 (GCVE-0-2026-33410)

Vulnerability from cvelistv5 – Published: 2026-03-19 21:57 – Updated: 2026-03-20 16:11
VLAI
Title
Discourse hardens chat DM channel creation and expansion
Summary
Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have two authorization issues in the chat direct message API. First, when creating a direct message channel or adding users to an existing one, the `target_groups` parameter was passed directly to the user resolution query without checking group or member visibility for the acting user. An authenticated chat user could craft an API request with a known private/hidden group name and receive a channel containing that group's members, leaking their identities. Second, `can_chat?` only checked group membership, not the `chat_enabled` user preference. A chat-disabled user could create or query DM channels between other users via the direct messages API, potentially exposing private `last_message` content from the serialized channel response. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
discourse discourse Affected: >= 2026.1.0-latest, < 2026.1.2
Affected: >= 2026.2.0-latest, < 2026.2.1
Affected: = 2026.3.0-latest
Create a notification for this product.
Show details on NVD website

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CVE-2026-33421 (GCVE-0-2026-33421)

Vulnerability from cvelistv5 – Published: 2026-03-24 18:14 – Updated: 2026-03-24 20:21
VLAI
Title
Parse Server: LiveQuery bypasses CLP pointer permission enforcement
Summary
Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.53 and 9.6.0-alpha.42, Parse Server's LiveQuery WebSocket interface does not enforce Class-Level Permission (CLP) pointer permissions (readUserFields and pointerFields). Any authenticated user can subscribe to LiveQuery events and receive real-time updates for all objects in classes protected by pointer permissions, regardless of whether the pointer fields on those objects point to the subscribing user. This bypasses the intended read access control, allowing unauthorized access to potentially sensitive data that is correctly restricted via the REST API. This issue has been patched in versions 8.6.53 and 9.6.0-alpha.42.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
Impacted products
Vendor Product Version
parse-community parse-server Affected: < 8.6.53
Affected: >= 9.0.0, < 9.6.0-alpha.42
Create a notification for this product.
Show details on NVD website

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CVE-2026-33424 (GCVE-0-2026-33424)

Vulnerability from cvelistv5 – Published: 2026-03-20 23:08 – Updated: 2026-03-25 13:43
VLAI
Title
PM access granted through invites after access revocation
Summary
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, an attacker can grant access to a private message topic through invites even after they lose access to that PM. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
discourse discourse Affected: >= 2026.1.0-latest, < 2026.1.2
Affected: >= 2026.2.0-latest, < 2026.2.1
Affected: = 2026.3.0-latest
Create a notification for this product.
Show details on NVD website

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CVE-2026-33428 (GCVE-0-2026-33428)

Vulnerability from cvelistv5 – Published: 2026-03-20 23:21 – Updated: 2026-03-25 13:42
VLAI
Title
Discourse Allows Unauthorized Access to Deleted Posts Index via Group Membership
Summary
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a non-staff user with elevated group membership could access deleted posts belonging to any user due to an overly broad authorization check on the deleted posts index endpoint. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
discourse discourse Affected: = 2026.3.0-latest
Affected: >= 2026.2.0-latest, < 2026.2.1
Affected: >= 2026.1.0-latest, < 2026.1.2
Create a notification for this product.
Show details on NVD website

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CVE-2026-33460 (GCVE-0-2026-33460)

Vulnerability from cvelistv5 – Published: 2026-04-08 16:43 – Updated: 2026-04-09 14:26
VLAI
Title
Incorrect Authorization in Kibana Fleet Leading to Information Disclosure
Summary
Incorrect Authorization (CWE-863) in Kibana can lead to cross-space information disclosure via Privilege Abuse (CAPEC-122). A user with Fleet agent management privileges in one Kibana space can retrieve Fleet Server policy details from other spaces through an internal enrollment endpoint. The endpoint bypasses space-scoped access controls by using an unscoped internal client, returning operational identifiers, policy names, management state, and infrastructure linkage details from spaces the user is not authorized to access.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
Impacted products
Vendor Product Version
Elastic Kibana Affected: 9.3.0 , ≤ 9.3.2 (semver)
Affected: 9.0.0 , ≤ 9.2.7 (semver)
Affected: 8.0.0 , ≤ 8.19.13 (semver)
Create a notification for this product.
Show details on NVD website

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CVE-2026-33461 (GCVE-0-2026-33461)

Vulnerability from cvelistv5 – Published: 2026-04-08 16:41 – Updated: 2026-04-09 14:27
VLAI
Title
Incorrect Authorization in Kibana Fleet Leading to Information Disclosure
Summary
Incorrect Authorization (CWE-863) in Kibana can lead to information disclosure via Privilege Abuse (CAPEC-122). A user with limited Fleet privileges can exploit an internal API endpoint to retrieve sensitive configuration data, including private keys and authentication tokens, that should only be accessible to users with higher-level settings privileges. The endpoint composes its response by fetching full configuration objects and returning them directly, bypassing the authorization checks enforced by the dedicated settings APIs.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-863 - Incorrect Authorization
Assigner
Impacted products
Vendor Product Version
Elastic Kibana Affected: 9.3.0 , ≤ 9.3.2 (semver)
Affected: 9.0.0 , ≤ 9.2.7 (semver)
Affected: 8.0.0 , ≤ 8.19.13 (semver)
Create a notification for this product.
Show details on NVD website

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Mitigation

Phase: Architecture and Design

Description:

  • Divide the product into anonymous, normal, privileged, and administrative areas. Reduce the attack surface by carefully mapping roles with data and functionality. Use role-based access control (RBAC) [REF-229] to enforce the roles at the appropriate boundaries.
  • Note that this approach may not protect against horizontal authorization, i.e., it will not protect a user from attacking others with the same role.
Mitigation

Phase: Architecture and Design

Description:

  • Ensure that access control checks are performed related to the business logic. These checks may be different than the access control checks that are applied to more generic resources such as files, connections, processes, memory, and database records. For example, a database may restrict access for medical records to a specific database user, but each record might only be intended to be accessible to the patient and the patient's doctor [REF-7].
Mitigation ID: MIT-4.4

Phase: Architecture and Design

Strategy: Libraries or Frameworks

Description:

  • Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
  • For example, consider using authorization frameworks such as the JAAS Authorization Framework [REF-233] and the OWASP ESAPI Access Control feature [REF-45].
Mitigation

Phase: Architecture and Design

Description:

  • For web applications, make sure that the access control mechanism is enforced correctly at the server side on every page. Users should not be able to access any unauthorized functionality or information by simply requesting direct access to that page.
  • One way to do this is to ensure that all pages containing sensitive information are not cached, and that all such pages restrict access to requests that are accompanied by an active and authenticated session token associated with a user who has the required permissions to access that page.
Mitigation

Phases: System Configuration, Installation

Description:

  • Use the access control capabilities of your operating system and server environment and define your access control lists accordingly. Use a "default deny" policy when defining these ACLs.

No CAPEC attack patterns related to this CWE.

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