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CWE-280: Improper Handling of Insufficient Permissions or Privileges

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The product does not handle or incorrectly handles when it has insufficient privileges to access resources or functionality as specified by their permissions. This may cause it to follow unexpected code paths that may leave the product in an invalid state.

What the weakness is: CWE-280 at MITRE

Ask an AI about CWE-280

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Show the promptExplain CWE-280: Improper Handling of Insufficient Permissions or Privileges and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/280.html and https://cve.bz/cve/cwe/280?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

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  1. –CVE-2026-20599

    In Modem, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for ex…

  2. –CVE-2026-20577

    In Modem, there is a possible permission bypass due to a permissions bypass. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch …

  3. 5.6CVE-2026-3322EPSS 0.2%

    Due to improper permission checks in Lobster_pro, attackers are able to interact with endpoints that should require administrative privileges. This issue affects Lobster_pro version 4.12.12-LTS and potentially other versions prior to 25.1.…

  4. 5.3CVE-2026-63792EPSS 0.4%

    Gitea's collaborative-owner authorization path for reading cross-repository reusable workflows does not exclude fork pull request runs. An approved fork workflow targeting a private repository can read workflow files from another private r…

  5. 6.9CVE-2026-21121EPSS 0.1%

    Improper handling of insufficient permission in CmcCore prior to SMR Oct-2026 Release 1 allows local attackers to use the privileged APIs.

  6. 8.4CVE-2026-79403EPSS 0.1%

    An issue in Kilo Code before v7.4.1 allows a local attacker to execute arbitrary code via the permission/allow-everything endpoint

  7. 2.1CVE-2026-56729EPSS 0.4%

    Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, when multiple KB categories have different editor roles assigned, a user with knowledge_base.editor in one category can see answer titles and updated_at ti…

  8. 2.9CVE-2026-96872EPSS 0.3%

    Improper handling of insufficient permissions or privileges vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension on Linux, MacOS, and Windows allows Accessing Functionality Not Properly Constrained by ACLs. This issu…

  9. 5.4CVE-2026-90462EPSS 0.2%

    A flaw was found in SSSD. When configured with the LDAP access provider and `ldap_access_order` including `ppolicy` or `lockout`, a fail-open condition in the LDAP ppolicy access check can occur if a user lookup returns zero results. This …

  10. 6.5CVE-2026-54471EPSS 0.2%

    Dell SmartFabric Manager, versions prior to 2.2.1, contains an Improper Handling of Insufficient Permissions or Privileges vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to…

  11. 6.5CVE-2026-1759EPSS 0.3%

    Improper handling of insufficient permissions or privileges vulnerability in Secomea GateManager allows Privilege Escalation. This issue affects GateManager: 11.5;0, 11.4.625515072:0. Fixed in Version 11.6 or 11.4.626194074 and above

  12. 7.8CVE-2026-86917EPSS 0.2%

    A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to gain root privileges.

  13. 7.8CVE-2026-84631EPSS 0.1%

    This issue was addressed with additional entitlement checks. This issue is fixed in macOS Golden Gate 27. An app may be able to gain root privileges.

  14. 7.8CVE-2026-64701EPSS 0.1%

    A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A malicious app may be able to gain root privileges.

  15. 7.8CVE-2026-43786EPSS 0.2%

    This issue was addressed with additional entitlement checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to gain root privileges.

  16. 5.1CVE-2026-21099EPSS 0.1%

    Improper access control in SettingsProvider prior to SMR Sep-2026 Release 1 allows local attackers to access sensitive information.

  17. 7.8CVE-2026-69907EPSS 0.3%

    Improper handling of insufficient permissions or privileges in Windows Enterprise App Management allows an authorized attacker to elevate privileges locally.

  18. 4.3CVE-2026-55468EPSS 0.3%

    Wagtail is an open source content management system built on Django. Prior to versions 7.0.9, 7.3.4, 7.4.3, and 8.0rc2 on their respective release lines, the internal Pages admin API returns page fields declared in api_fields without suffi…

  19. 8.8CVE-2026-59567EPSS 0.1%

    Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context.

  20. 7.1CVE-2026-58416EPSS 0.3%

    Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)

  21. 6.5CVE-2026-73239EPSS 0.6%

    Insecure Direct Object Reference (IDOR) due to missing permission checks for multiple Artifact types in Apache Allura. This issue affects Apache Allura: before 1.19.1. Users are recommended to upgrade to version 1.19.1, which fixes the i…

  22. 8.7CVE-2026-18860EPSS 0.4%

    Velociraptor allows multi-tenant deployments named "Orgs". By default Velociraptor, uses the ROOT org, but users can create child orgs for other tenants within the same deployment. Users can have different permissions in each org. To man…

  23. 5.2CVE-2026-11804EPSS 0.2%

    Improper handling of insufficient permissions or privileges vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Privilege Abuse. This issue affects Niagara F…

  24. 4.3CVE-2026-62393EPSS 0.5%

    Improper Handling of Insufficient Permissions or Privileges vulnerability in Apache Kylin. Improper authorization in job information retrieval, where an attacker may get access to unauthorized jobs in other projects. This issue affects Ap…

  25. 7.8CVE-2026-45196EPSS 0.1%

    Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a GPU register access which can lead to privilege escalation.

  26. 4.3CVE-2026-54262EPSS 0.3%

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, a low-level user with the "Can submit translation" permission can create translations for any page, including those they do n…

  27. 6.5CVE-2026-54261EPSS 0.3%

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, due to a missing permission check on the image preview endpoint, a user with access to the Wagtail admin can preview any imag…

  28. 4.3CVE-2026-54259EPSS 0.3%

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, the Documents and Images chooser's chosen endpoint incorrectly listed items for which the user has not been granted choose pe…

  29. 6.7CVE-2026-20463EPSS 0.2%

    In Modem, there is a possible escalation of privilege due to a permissions bypass. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploita…

  30. 7.8CVE-2026-45195EPSS 0.1%

    Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory read or write outside the permitted range of memory for the host kernel. Addresses passed to the GPU Firmware can …

  31. 9.4CVE-2026-41566EPSS 0.4%

    Improper Handling of Insufficient Permissions or Privileges vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: 2.8.0. Users are recommended to upgrade to version 2.16.0, which fixes the issue.

  32. 8.8CVE-2026-40371EPSS 0.6%

    Improper handling of insufficient permissions or privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to elevate privileges over a network.

  33. 3.6CVE-2026-11764EPSS 0.2%

    When creating an export of all reusable media, the secrets of connected gift cards were included in the export even if the user creating the export does not have permission to view gift cards. This is inconsistent with the UI and API wh…

  34. 5.3CVE-2026-10549EPSS 0.3%

    LDAP filter injection vulnerability in Yandex Database prior to 25.3.1.25 allows a remote attacker with valid LDAP credentials to bypass group membership checks resulting in unauthorized access to the database.

  35. 6.5CVE-2026-9792EPSS 0.3%

    A flaw was found in Keycloak's Client Policies, specifically within the `org.keycloak.protocol.oidc` component. When certain condition providers (client-type, client-roles, client-attributes, client-scopes) are used to enforce security res…

  36. 7.1CVE-2026-46054EPSS 0.1%

    In the Linux kernel, the following vulnerability has been resolved: selinux: fix overlayfs mmap() and mprotect() access checks The existing SELinux security model for overlayfs is to allow access if the current task is able to access the…

  37. 6.5CVE-2026-2340EPSS 0.9%

    A flaw was found in Samba’s vfs_worm module. The module is intended to provide write-once, read-many (WORM) protections by preventing modification of files after a configurable grace period. Due to insufficient validation during rename ope…

  38. 5.3CVE-2026-44201EPSS 0.3%

    Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, the Documents and Images API incorrectly listed items in private collections. A user with access to the API could see the filename and nam…

  39. 6.5CVE-2026-44200EPSS 0.2%

    Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, a CMS user with limited access to pages could copy a page they don't have access to to an area of the site they do. Once coped, they'd be …

  40. 6.5CVE-2026-44199EPSS 0.2%

    Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, a CMS user with limited access to form pages could delete submissions to form pages they don't have access to by crafting a form submissio…

  41. 4.3CVE-2026-44198EPSS 0.2%

    Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, a CMS user without the ability to edit a page could still access the history report for the page, potentially resulting in disclosure of s…

  42. 6.5CVE-2026-44197EPSS 0.2%

    Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, a CMS user without the ability to edit a page could access revisions of the page through the revision compare view if they knew the primar…

  43. 6.9CVE-2026-6805EPSS 0.2%

    Vulnerability on the external sharing feature in Cryptobox allows an attacker knowing a sharing link URL to retrieve information from the server allowing an offline brute-force attack of the access code associated to this sharing link.

  44. 6.7CVE-2026-20448EPSS 0.1%

    In geniezone, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed fo…

  45. 7.3CVE-2026-21733EPSS 0.10%

    Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory and files. This is caused by improper handling of GPU memory reservation protection…

  46. 7.8CVE-2026-27910EPSS 0.2%

    Improper handling of insufficient permissions or privileges in Windows Installer allows an authorized attacker to elevate privileges locally.

  47. 5.3CVE-2026-24096EPSS 0.2%

    Insufficient permission validation on multiple REST API Quick Setup endpoints in Checkmk 2.5.0 (beta) before version 2.5.0b2 and 2.4.0 before version 2.4.0p25 allows low-privileged users to perform unauthorized actions or obtain sensitive …

  48. 8.6CVE-2026-2123EPSS 0.1%

    A security audit identified a privilege escalation vulnerability in Operations Agent(<=OA 12.29) on Windows. Under specific conditions Operations Agent may run executables from specific writeable locations.Thanks to Manuel Rickli & Philipp…

  49. 4.3CVE-2026-3190EPSS 0.3%

    A flaw was found in Keycloak. The User-Managed Access (UMA) 2.0 Protection API endpoint for permission tickets fails to enforce the `uma_protection` role check. This allows any authenticated user with a token issued for a resource server c…

  50. 4.4CVE-2026-21736EPSS 0.1%

    Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory. This is caused by improper handling of the memory protections for the user-mode wrap…