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CWE-284

8,871 CVEs • Abstraction: Pillar

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

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CVEs (8,871)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Weblate
1Weblate
Jun 17, 2026
Jan 14, 2026
2.3 LOW· v4
7.5 HIGH· v3
N/A· v2
Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after...Show more
Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.Show less
-
-
Jun 17, 2026
Jan 14, 2026
8.5 HIGH· v4
N/A· v3
N/A· v2
Polkit authentication dis isabled by default and a race condition in the Polkit authorization check in versions before v0.69.0 can lead to the same issues as in CVE-2025-66005.
1N8n
1N8n
Jun 17, 2026
Jan 13, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
n8n is an open source workflow automation platform. From 1.36.0 to before 2.2.0, the Webhook node’s IP whitelist validation performed partial string matching instead of exact IP comparison. As a result, an incoming reque...Show more
n8n is an open source workflow automation platform. From 1.36.0 to before 2.2.0, the Webhook node’s IP whitelist validation performed partial string matching instead of exact IP comparison. As a result, an incoming request could be accepted if the source IP address merely contained the configured whitelist entry as a substring. This issue affected instances where workflow editors relied on IP-based access controls to restrict webhook access. Both IPv4 and IPv6 addresses were impacted. An attacker with a non-whitelisted IP could bypass restrictions if their IP shared a partial prefix with a trusted address, undermining the intended security boundary. This vulnerability is fixed in 2.2.0.Show less
1Microsoft
2365 Apps
Office Long Term Servicing Channel
Jun 17, 2026
Jan 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
1Microsoft
11Windows 10 1607
Windows 10 1809Windows 10 21h2+8 more
Jul 30, 2026
Jan 13, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Improper access control in Windows HTTP.sys allows an authorized attacker to elevate privileges over a network.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jul 30, 2026
Jan 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jul 30, 2026
Jan 13, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jul 30, 2026
Jan 13, 2026
N/A· v4
4.4 MEDIUM· v3
N/A· v2
Improper access control in Windows Hyper-V allows an authorized attacker to disclose information locally.
1Microsoft
7Windows Server 2008
Windows Server 2012Windows Server 2016+4 more
Jun 17, 2026
Jan 13, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jan 13, 2026
N/A· v4
10.0 CRITICAL· v3
N/A· v2
Sandbox escape in the Messaging System component. This vulnerability was fixed in Firefox 147 and Thunderbird 147.
1Humansignal
1Label Studio
Jun 17, 2026
Jan 12, 2026
8.6 HIGH· v4
5.4 MEDIUM· v3
N/A· v2
Label Studio is a multi-type data labeling and annotation tool. In 1.22.0 and earlier, a persistent stored cross-site scripting (XSS) vulnerability exists in the custom_hotkeys functionality of the application. An authen...Show more
Label Studio is a multi-type data labeling and annotation tool. In 1.22.0 and earlier, a persistent stored cross-site scripting (XSS) vulnerability exists in the custom_hotkeys functionality of the application. An authenticated attacker (or one who can trick a user/administrator into updating their custom_hotkeys) can inject JavaScript code that executes in other users’ browsers when those users load any page using the templates/base.html template. Because the application exposes an API token endpoint (/api/current-user/token) to the browser and lacks robust CSRF protection on some API endpoints, the injected script may fetch the victim’s API token or call token reset endpoints — enabling full account takeover and unauthorized API access.Show less
1Sangfor
1Operation And Maintenance Security Management System
Jun 17, 2026
Jan 10, 2026
5.5 MEDIUM· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
A security flaw has been discovered in Sangfor Operation and Maintenance Management System up to 3.0.8. The impacted element is an unknown function of the file /fort/trust/version/common/common.jsp. Performing a manipula...Show more
A security flaw has been discovered in Sangfor Operation and Maintenance Management System up to 3.0.8. The impacted element is an unknown function of the file /fort/trust/version/common/common.jsp. Performing a manipulation of the argument File results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.Show less
1Openproject
1Openproject
Jun 17, 2026
Jan 10, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
OpenProject is an open-source, web-based project management software. OpenProject versions prior to version 16.6.3, allowed users with the View Meetings permission on any project, to access meeting details of meetings th...Show more
OpenProject is an open-source, web-based project management software. OpenProject versions prior to version 16.6.3, allowed users with the View Meetings permission on any project, to access meeting details of meetings that belonged to projects, the user does not have access to. This issue has been patched in version 16.6.3.Show less
1Apple
7Ipados
Iphone OsMacos+4 more
Jun 17, 2026
Jan 9, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
A memory initialization issue was addressed with improved memory handling. This issue is fixed in Safari 26.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously cr...Show more
A memory initialization issue was addressed with improved memory handling. This issue is fixed in Safari 26.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may disclose internal states of the app.Show less
1Apple
1Macos
Jun 17, 2026
Jan 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.2. An app may be able to access protected files within an App Sandbox container.
1Biggidroid
1Simple Php Cms
Jun 17, 2026
Jan 9, 2026
2.0 LOW· v4
7.2 HIGH· v3
5.8 MEDIUM· v2
A vulnerability was found in BiggiDroid Simple PHP CMS 1.0. This impacts an unknown function of the file /admin/editsite.php. The manipulation of the argument image results in unrestricted upload. The attack can be launc...Show more
A vulnerability was found in BiggiDroid Simple PHP CMS 1.0. This impacts an unknown function of the file /admin/editsite.php. The manipulation of the argument image results in unrestricted upload. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.Show less
1Kaysus
1Ks Wr3600 Firmware
Nov 4, 2026
Jan 8, 2026
N/A· v4
8.4 HIGH· v3
N/A· v2
KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 enable the SSH service enabled by default on the LAN interface. The root account is configured with no password, and administrators cannot disable SSH or enforce authentic...Show more
KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 enable the SSH service enabled by default on the LAN interface. The root account is configured with no password, and administrators cannot disable SSH or enforce authentication via the CLI or web GUI. This allows any LAN-adjacent attacker to trivially gain root shell access and execute arbitrary commands with full privileges.Show less
1Rustfs
1Rustfs
Jun 17, 2026
Jan 8, 2026
5.7 MEDIUM· v4
9.8 CRITICAL· v3
N/A· v2
RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.13 through 1.0.0-alpha.78, a flawed `deny_only` short-circuit in RustFS IAM allows a restricted service account or STS credential to se...Show more
RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.13 through 1.0.0-alpha.78, a flawed `deny_only` short-circuit in RustFS IAM allows a restricted service account or STS credential to self-issue an unrestricted service account, inheriting the parent’s full privileges. This enables privilege escalation and bypass of session/inline policy restrictions. Version 1.0.0-alpha.79 fixes the issue.Show less
1Kromit
1Titra
Jun 17, 2026
Jan 8, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Titra is open source project time tracking software. Versions 0.99.49 and below have Improper Access Control, allowing users to view and edit other users' time entries in private projects they have not been granted acces...Show more
Titra is open source project time tracking software. Versions 0.99.49 and below have Improper Access Control, allowing users to view and edit other users' time entries in private projects they have not been granted access to. This issue is fixed in version 0.99.50.Show less
1Librechat
1Librechat
Oct 7, 2026
Jan 7, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
LibreChat is a ChatGPT clone with additional features. Version 0.8.1-rc2 does not enforce proper access control when querying agent permissions. An authenticated attacker can read the permissions of arbitrary agents, eve...Show more
LibreChat is a ChatGPT clone with additional features. Version 0.8.1-rc2 does not enforce proper access control when querying agent permissions. An authenticated attacker can read the permissions of arbitrary agents, even if they have no permissions for this agent. LibreChat allows the configuration of agents that have a predefined set of instructions and context. Private agents are not visible to other users. However, if an attacker knows the agent ID, they can read the permissions of the agent including the permissions individually assigned to other users. This issue is fixed in version 0.8.2-rc2.Show less