Jupyter Server: 5xx request logging leaks token-bearing Referer header values

Summary When a request returns a 500, jupyterserver/log.py logs a small JSON block of request headers. The Referer header was copied into it as-is, so a token in the Referer URL ended up in the logs in plain text. Impact Anyone who can read the server logs can pick tokens out of these 500 entries...

CVE-2026-86049 Jupyter Server: 5xx request logging leaks token-bearing Referer header values

Jupyter Server is the backend for Jupyter web applications. Prior to version 2.21.0, the 5xx request logging path in jupyterserver/log.py copies the Referer header into a JSON header block without applying the token scrubbing used for the request URI. A request that returns HTTP 500 while the...

CVE-2026-86049 Jupyter Server: 5xx request logging leaks token-bearing Referer header values

Jupyter Server is the backend for Jupyter web applications. Prior to version 2.21.0, the 5xx request logging path in jupyterserver/log.py copies the Referer header into a JSON header block without applying the token scrubbing used for the request URI. A request that returns HTTP 500 while the...

CVE-2026-86049 Jupyter Server: 5xx request logging leaks token-bearing Referer header values

Jupyter Server is the backend for Jupyter web applications. Prior to version 2.21.0, the 5xx request logging path in jupyterserver/log.py copies the Referer header into a JSON header block without applying the token scrubbing used for the request URI. A request that returns HTTP 500 while the...

EUVD-2026-82436

Jupyter Server is the backend for Jupyter web applications. Prior to version 2.21.0, the 5xx request logging path in jupyterserver/log.py copies the Referer header into a JSON header block without applying the token scrubbing used for the request URI. A request that returns HTTP 500 while the...

CVE-2026-86049

Jupyter Server (the backend for Jupyter web applications) prior to version 2.21.0 contains a token-leak flaw in the 5xx request logging path within jupyter_server/log.py. The Referer header is copied into a JSON header block without applying the same token scrubbing used for the request URI. When...

CVE-2026-86049

Jupyter Server is the backend for Jupyter web applications. Prior to version 2.21.0, the 5xx request logging path in jupyterserver/log.py copies the Referer header into a JSON header block without applying the token scrubbing used for the request URI. A request that returns HTTP 500 while the...

EUVD-2026-82427

Speakr is a personal, self-hosted web application designed for transcribing audio recordings. Prior to 0.8.21-alpha, the csrfexemptforapitokens beforerequest hook in src/app.py calls csrf.exemptviewfunc, permanently adding the selected view to Flask-WTF's process-global exemption set. The...

CVE-2026-54510

Speakr is a self-hosted web application for transcribing audio recordings. Prior to 0.8.21-alpha , the csrf_exempt_for_api_tokens() before_request hook in src/app.py calls csrf.exempt(view_func), permanently adding a view to Flask-WTF's process-global exemption set. The is_token_authenticated() f...

Security Bulletin: Vulnerable Version of Software in Use

Summary Vulnerable Version of Software in Use: Prior versions include vulnerable version of curl. Vulnerability Details CVEID:CVE-2026-3783 DESCRIPTION: When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a redirect to a second URL, curl could leak that token to...

EUVD-2026-82406

Obsidian Web MCP is a secure remote MCP server for Obsidian vaults. Prior to 0.2.0, /oauth/authorize issues an authorization code without a login, consent, or session check, and /oauth/token can exchange that code for the static VAULTMCPTOKEN without authenticating a client. An unauthenticated...

CVE-2026-54495

CVE-2026-54495 affects the OpenFeature Operator (version 0.9.2 and earlier). A tenant who can create a controller-owned workload can use the openfeature.dev/featureflagsource annotation with {NAMESPACE}/{NAME} syntax to reference a FeatureFlagSource or InProcessConfiguration in another namespace....

EUVD-2026-82405

The OpenFeature Operator allows users to expose feature flags to applications. In version 0.9.2 and earlier, a tenant who can create a controller-owned workload can use the openfeature.dev/featureflagsource annotation with NAMESPACE/NAME syntax to reference a FeatureFlagSource or...

CVE-2026-45720

Omni (by Sidero Labs), a platform for managing Kubernetes on bare metal, VMs, or cloud, contains a TOCTOU race condition in SAML.getSession (internal/pkg/auth/interceptor/saml.go). The Used flag on a SAMLAssertion is checked and marked in two separate non-atomic operations, allowing concurrent re...

CVE-2026-45720 Omni: TOCTOU race condition allows multiple concurrent uses of a single-use SAML session token

Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Prior to 1.6.6 and from 1.7.0 until 1.7.3, SAML.getSession in internal/pkg/auth/interceptor/saml.go checks SAMLAssertion.Used and marks it used in separate state operations. Concurrent requests carrying the same captured...

CVE-2026-90997 Keycloak-services: keycloak: replay protection bypass leads to unauthorized access via database driver semantics mismatch

A flaw was found in Keycloak. When deployed in stateless mode with MySQL or MariaDB, a mismatch in row-count semantics between the database driver and Keycloak's application logic allows an attacker to bypass replay protection. This vulnerability enables an attacker who intercepts single-use...

CVE-2026-54239

FaustWP (a WordPress plugin within the Faust.js headless WordPress toolkit) contains an authentication bypass prior to version 1.8.11 . The root cause is in WPE\FaustWP\Auth\encrypt() and decrypt() (in plugins/faustwp/includes/auth/functions.php): the 16-byte initialization vector is excluded fro...

CVE-2026-54239 FaustWP — Authentication Bypass via Initialization Vector Modification in Token Envelope

Faust.js is a headless WordPress toolkit. Prior to 1.8.11, the FaustWP WordPress plugin authenticates only the ciphertext in its token envelope and excludes the 16-byte initialization vector from the HMAC in WPE\FaustWP\Auth\encrypt and WPE\FaustWP\Auth\decrypt in...

CVE-2026-54676

Scoold is a Q&A and a knowledge sharing platform for teams. Prior to 1.69.0, users with personal API tokens can retrieve replies from questions in private spaces they cannot access because src/main/java/com/erudika/scoold/api/ApiController.java in ApiController.getPostReplies does not apply...

FreeRDP: FreeRDP: Out-of-bounds memory access in Kerberos decryption

A flaw in FreeRDP's Kerberos implementation allows a malicious RDP peer to cause an out-of-bounds memory access by providing an unbounded GSS Wrap-token EC field. This occurs during CredSSP/NLA decryption and can lead to a denial of service or information disclosure...