CVE-2026-54024: Allocation of Resources Without Limits or Throttling

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the fix for CVE-2024-11171 commit bb58a2d0 added limits: fileSize to createMulterInstance in the file upload routes. However, the POST /api/convos/import endpoint uses a separate multer instance that w...

CVE-2026-54037: Allocation of Resources Without Limits or Throttling

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the fix for CVE-2025-7105 added forkIpLimiter and forkUserLimiter rate limiters to POST /api/convos/fork to prevent rapid-fire conversation duplication. However, the POST /api/convos/duplicate endpoint...

CVE-2026-54096: Incorrect Authorization

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to 2.63.7, POST /api/share/ accepts an authenticated request for an arbitrary path and stores a public share record without checking whether the target fi...

CVE-2026-55411: Authorization Bypass Through User-Controlled Key

ToolJet is the open-source foundation am AI-native platform for building and deploying internal tools, workflows and AI agents. Prior to 3.20.1780-lts, the authenticated endpoint POST /api/data-sources/decrypt returns the decrypted plaintext for any credential whose credentialid is supplied in th...

CVE-2026-54027: Missing Authorization

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/files/images endpoint allows any authenticated user to upload files into any agent's toolresources e.g., context, executecode without verifying ownership or EDIT permission on the target...

CVE-2026-54040: Missing Authentication for Critical Function

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/auth/2fa/backup/regenerate endpoint regenerates all 2FA backup codes without requiring any TOTP token or existing backup code verification. An attacker with a stolen session token can...

CVE-2026-49979: Generation of Error Message Containing Sensitive Information

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses...

CVE-2026-55611: Authorization Bypass Through User-Controlled Key

AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting. From 1.11.1 until 1.14.1, userId/workspaceId scoping to the parsed-files read/delete paths was added. However, the POST /api/workspace/:slug/embed-parsed-file/:fileId flow...

CVE-2026-55762: Missing Authorization

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13, the POST /api/v1/fingerprint REST endpoint enforces authentication authRequired: true but performs no authorization check. Any authenticated user —...

CVE-2026-52816: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

CVE-2026-54006: Authorization Bypass Through User-Controlled Key

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, POST /api/v1/calendars/events/eventid/update validates that the caller has write access to the calendar the event currently belongs to, but does not validate the destination calendar...

CVE-2026-54009: Authorization Bypass Through User-Controlled Key

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, POST /api/chat/completions accepts an imageurl.url value that, when it does NOT start with http://, https://, or data:image/, is interpreted as a file id and resolved against the...

CVE-2026-56267: Exposure of Sensitive Information to an Unauthorized Actor

Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs,...

CVE-2026-55205: Allocation of Resources Without Limits or Throttling

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

CVE-2026-38329: Missing Authorization

Bludit CMS before version 3.18.4 allows Remote Code Execution RCE via the API Plugin. The POST /api/files/key endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and...

CVE-2026-53522: Allocation of Resources Without Limits or Throttling

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 1.0.0 to before version 2.2.0, the Nezha dashboard exposes two endpoints that create long-lived WebSocket streams to monitored agents: POST /api/v1/terminal → createTerminal...

CVE-2026-6689: Missing Authorization

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15, 10.11.x = 10.11.16 Fail to enforce PermissionInviteUser when setting AllowOpenInvite or AllowedDomains during team creation the check was only applied on update/patch, which allows an authenticated user holding...

CVE-2026-46717: Incorrect Authorization

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 1.4.0 to before version 2.0.8, nezha's dashboard supports two user roles: RoleAdmin Role==0 and RoleMember Role==1. The notification routes POST /api/v1/notification and PATCH...

CVE-2026-50552: Server-Side Request Forgery (SSRF)

Koel is a free, open-source music streaming solution. Prior to version 9.7.1, Koel contains a Server-Side Request Forgery SSRF vulnerability in the radio station creation endpoint POST /api/radio/stations. The url field validation rules are declared without the bail keyword, so the...

CVE-2026-46442: Improper Control of Generation of Code

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When...