CVE-2026-48799 Postiz: Unauthenticated arbitrary lifetime PRO grant via Nowpayments webhook

Postiz is an AI social media scheduling tool. Prior to 2.21.8, Postiz fails to verify Nowpayments IPN callback authenticity against the payment provider shared secret and reads the target subscription identifier from the untrusted request body, allowing a low-privileged account to grant arbitrary...

SUSE SLED15 / SLES15 Security Update : python-Authlib (SUSE-SU-2026:2968-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2968-1 advisory. This update for python-Authlib fixes the following issues - CVE-2026-41425: Prior to 1.6.11, there is no CSRF...

SUSE-SU-2026:2968-1 Security update for python-Authlib

This update for python-Authlib fixes the following issues - CVE-2026-41425: Prior to 1.6.11, there is no CSRF protection on the cache feature in authlib.integrations.starletteclient.OAuth bsc1263114. - CVE-2026-44681: Prior to 1.6.12 and 1.7.1, an unauthenticated open redirect in Authlib's...

Open WebUI has an IDOR vulnerability in the pin_channel_message API endpoint

SummaryPin/Unpin is a write operation modifies the message's ispinned , pinnedby, pinnedat fields, but in standard channels it only checks read permission, allowing users with read-only access to pin/unpin any message...

Open WebUI's Channel Access Grants Bypass filter_allowed_access_grants

Channel Access Grants Bypass filterallowedaccessgrants Affected ComponentChannel creation and update endpoints:- backend/openwebui/routers/channels.py lines 291-340, createnewchannel- backend/openwebui/routers/channels.py lines 617-638, updatechannelbyid- backend/openwebui/models/channels.py line...

PYSEC-2026-2749 Open WebUI's Model Import Overwrites Any Model Without Ownership Check

Model Import Overwrites Any Model Without Ownership Check Affected Component Model import endpoint: - backend/openwebui/routers/models.py lines 254-308, importmodels Affected Versions Current main branch commit 6fdd19bf1 and likely all versions with model import functionality. Description The POS...

PYSEC-2026-2711 Open WebUI's Channel Access Grants Bypass filter_allowed_access_grants

Channel Access Grants Bypass filterallowedaccessgrants Affected Component Channel creation and update endpoints: - backend/openwebui/routers/channels.py lines 291-340, createnewchannel - backend/openwebui/routers/channels.py lines 617-638, updatechannelbyid - backend/openwebui/models/channels.py...

PT-2026-59355

Channel Access Grants Bypass filter allowed access grants Affected Component Channel creation and update endpoints: - backend/open webui/routers/channels.py lines 291-340, create new channel - backend/open webui/routers/channels.py lines 617-638, update channel by id - backend/open...

CVE-2026-55672

Summary (concrete details) : The CVE concerns Zitadel, an open-source identity management platform. The vulnerability occurs in the OAuth2/OIDC CodeExchange and RefreshToken flows (and related device token flow) where verification that the requesting client matches the originally authorized clien...

CVE-2026-59226

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 before 0.10.0, executeautomation rehydrated automation owners without rechecking that they were still active or still had features.automations, and checkmodelaccess only enforced private-model grants...

CVE-2026-59226

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 before 0.10.0, executeautomation rehydrated automation owners without rechecking that they were still active or still had features.automations, and checkmodelaccess only enforced private-model grants...

CVE-2026-59226 Open WebUI: Scheduled automations continue after pending-user deactivation and stored model ACL revocation

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 before 0.10.0, executeautomation rehydrated automation owners without rechecking that they were still active or still had features.automations, and checkmodelaccess only enforced private-model grants...

PT-2026-56830

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.0 through 0.9.x Description The execute automation function rehydrated automation owners without verifying if they remained active or retained features.automations permissions. Additionally, the check model access...

GHSA-2XV8-GJWH-FV8P CrateDB's Blob HTTP handler bypasses authorization

Component: io.crate.protocols.http.HttpBlobHandler Affected: verified against CrateDB 6.2.7 latest at time of report; the bug has existed since the blob HTTP handler was introduced Impact: any authenticated user can read or delete any blob whose SHA-1 digest they know, and can plant new blobs...

CVE-2026-58168 DeepTutor < 1.4.10 - Insecure Default Grants Unrestricted MCP Tool Access to Non-Admin Users

DeepTutor before version 1.4.10 contains an authorization bypass vulnerability that allows low-privilege users to invoke unrestricted MCP tools due to the allowedmcptools function returning None instead of a denied result when mcptools is omitted from a user's grant in...

CVE-2026-58168

Vulnerability overview: DeepTutor prior to v1.4.10 contains an authorization bypass in which the allowed_mcp_tools function returns None instead of denying access when mcp_tools is omitted from a user’s grant in deeptutor/multi_user/tool_access.py. This enables low-privilege users, including thos...

CVE-2026-29207

Improper Neutralization of Special Elements Used in a Template Engine vulnerability in Apache OFBiz. This issue affects Apache OFBiz: before 24.09.06. Users are recommended to upgrade to version 24.09.06, which fixes the issue. Please note that in the updated version, "Data Resource" records with...

CVE-2026-44562

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the POST /api/v1/models/import endpoint allows users with the workspace.modelsimport permission to overwrite any existing model in the database, regardless of ownership. When an...

CVE-2026-0046

In InputInterceptor of Letterbox.java, there is a possible way to trick a user into accepting a permission due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation...

CVE-2026-0048

Technical details for CVE-2026-0048 are not publicly provided in the supplied documents. The description notes a tapjacking/overlay issue with local privilege escalation, but no concrete affected products, versions, or fixes are disclosed. Monitor for updates.