ALSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

CVE-2026-63145

Incorrect Authorization CWE-863 in Kibana can lead to integrity compromise of Machine Learning audit and notification records via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. A vulnerability exists in Kibana's Machine Learning functionality where a Machine Learning management...

CVE-2026-63262 Missing Authorization in Kibana Leading to Information Disclosure

Missing Authorization CWE-862 in Kibana can lead to unauthorized cross-space information disclosure via user-supplied input that circumvents space-level access control...

CVE-2026-63145

Kibana Machine Learning (ML) functionality is affected by an Incorrect Authorization (CWE-863) vulnerability. A management endpoint performs only a coarse privilege check and does not verify that the requesting user has access to the specific ML job or notification resources referenced in the req...

DEBIAN-CVE-2026-56746

Netty is a network application framework for development of protocol servers and clients. Versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, are vulnerable to security control bypass during the origin evaluation process. CorsHandler provides a shortCircuit...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the processing of xDS RBAC policies and HTTP/2 transport handling. An attacker can gain unauthorized access to protected services or cause denial of service by exploiting improper handling of unsupported field...

GHSA-FRPW-3H2Q-4JJ6 Gitea: Cross-Repo Information Disclosure via Org-Level Actions Run/Job APIs

Author: Prakhar Porwal Date: 2026-05-24 Target: Gitea self-hosted Git service Branch tested: main @ b7e95cc48c development build, go1.26.3 Component: routers/api/v1/org/action.go org-level Actions API OWASP: API3:2023 Broken Object Property Level Authorization --- 1. Summary The org-level Actions...

CVE-2026-63925

A flaw was found in the Linux kernel's MACsec Media Access Control Security subsystem. When using Extended Packet Numbering XPN, a vulnerability exists where the replay protection mechanism can be bypassed. An attacker can exploit an integer overflow when the packet number reaches its maximum...

EUVD-2026-46408

MediaCMS 8.2.0 contains an information disclosure vulnerability that allows authenticated users to expose private media metadata belonging to other users by adding arbitrary media tokens to their own playlist without access control checks. Attackers can issue a PUT request to the playlist API...

EUVD-2026-46403

Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized information disclosure and case attachment integrity compromise via Privilege Abuse CAPEC-122. An inconsistency in Kibana's file access authorization logic allows a low-privileged authenticated user to...

EUVD-2026-46396

Improper Access Control CWE-284 in Kibana can lead to unauthorized modification of Entity Analytics Watchlist configuration and potential information disclosure. A low-privileged authenticated user with read-only Security Solution access could perform write operations on watchlist data that shoul...

EUVD-2026-46385

Unintended Proxy or Intermediary 'Confused Deputy' CWE-441 in Kibana can lead to unauthorized information exposure via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Under certain conditions, a lower-privileged user can cause data from sources they are not authorized to access ...

CVE-2026-65054

MediaCMS 8.2.0 contains an information disclosure vulnerability that allows authenticated users to expose private media metadata belonging to other users by adding arbitrary media tokens to their own playlist without access control checks. Attackers can issue a PUT request to the playlist API...

CVE-2026-56147

Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized information disclosure and case attachment integrity compromise via Privilege Abuse CAPEC-122. An inconsistency in Kibana's file access authorization logic allows a low-privileged authenticated user to...

GHSA-XV9X-FJ9G-VJ6H Gitea: Cross-repository IDOR in issue-dependency removal lets an attacker tamper with and comment on private repos they cannot access

Details RemoveDependency in routers/web/repo/issuedependency.go takes a removeDependencyID form parameter identifying the other issue by its global numeric ID, and fetches it with issuesmodel.GetIssueByIDctx, depID - no repository or permission check at all. It then calls...

GHSA-Q9PG-JJ6X-J9P6 Gitea: draft release attachment disclosure via missing web authorization

Summary Gitea's draft-release access control is enforced only on the API release endpoints /api/v1/repos/owner/repo/releases/id and its /assets/... sub-routes but not on the web-level UUID-based attachment endpoints /attachments/uuid, /owner/repo/attachments/uuid,...

CVE-2026-56146

Improper Access Control CWE-284 in Kibana can lead to unauthorized modification of Entity Analytics Watchlist configuration and potential information disclosure. A low-privileged authenticated user with read-only Security Solution access could perform write operations on watchlist data that shoul...

CVE-2026-49092

Unintended Proxy or Intermediary 'Confused Deputy' CWE-441 in Kibana can lead to unauthorized information exposure via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Under certain conditions, a lower-privileged user can cause data from sources they are not authorized to access ...

CVE-2026-56147

CVE-2026-56147 describes an Authorization Bypass in Kibana where a low-privileged authenticated user can bypass file access controls due to a mismatch between access checks and resource retrieval. The vulnerability enables unauthorized retrieval, modification, or deletion of case attachments (inc...

Kibana 8.19.18, 9.3.7, 9.4.3 Security Update (ESA-2026-59)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Information Disclosure and Case Attachment Integrity Compromise Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized information disclosure and case attachment integrity...