CVE-2026-57957 Papermark 0.22.0 - CORS Misconfiguration in Viewer Upload Endpoint

Papermark through 0.22.0 contains a cross-origin resource sharing CORS misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with...

PYSEC-2026-418 MLflow: Improper Origin Validation in MLflow Assistant /ajax-api Endpoints Enables Browser-Mediated Local Command Execution

In MLflow version 3.9.0, the MLflow Assistant feature introduced improper origin validation in its /ajax-api endpoints. This vulnerability allows a remote attacker to exploit cross-origin requests from a malicious webpage to interact with the MLflow Assistant running on a victim's local machine. ...

CVE-2026-46608

CVE-2026-46608 concerns Glances XML-RPC server (glances -s) where a multi-origin CORS configuration intended to restrict browser access silently falls back to a wildcard when cors_origins has two or more entries. The issue arises from server-side logic that sets Access-Control-Allow-Origin to the...

CVE-2026-54290

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, with credentials: true and no explicit origin the default wildcard, the CORS Middleware reflects the request's Origin and sends Access-Control-Allow-Credentials: true. Any site can then make...

PT-2026-56267

Name of the Vulnerable Software and Affected Versions Anki versions prior to 25.09.3 Description Anki launches a local HTTP server to serve media files and web pages for its interface. The server does not sufficiently block requests from other origins, allowing a malicious website to trigger...

PT-2026-49737

Name of the Vulnerable Software and Affected Versions Hono versions prior to 4.12.25 Description The CORS Middleware reflects the request Origin and sends Access-Control-Allow-Credentials: true when credentials: true is enabled and no explicit origin is defined defaulting to the wildcard. This...

EUVD-2026-36478

The Aqara Developer Portal developer.aqara.com and shared test environments developer-test.aqara.com, aiot-test.aqara.com exhibit cross-origin request sharing, which is an instance of "CWE-942: Permissive Cross-domain Policy with Untrusted Domains," and has an estimated CVSS of...

PT-2026-48912

The Aqara Developer Portal developer.aqara.com and shared test environments developer-test.aqara.com, aiot-test.aqara.com exhibit cross-origin request sharing, which is an instance of "CWE-942: Permissive Cross-domain Policy with Untrusted Domains," and has an estimated CVSS of...

CVE-2026-48147

Budibase is an open-source low-code platform. Prior to 3.35.4, the buildMatcherRegex / matches functions in packages/backend-core/src/middleware/matchers.ts route patterns are compiled into unanchored regular expressions and tested against ctx.request.url, which includes the full query string. Th...

EUVD-2026-34844

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/core.py that uses re.match without end-anchoring. This allows an attacker to bypass CORS origin allowlists by registering a domain that begins with a trusted origin string, to gain...

CVE-2026-49202 Unverified Meeting Recording Endpoints & Permissive CORS

Internal multimedia session archives are accessible without authentication, exacerbated by loose Cross-Origin Resource Sharing CORS rules that allow cross-site theft...

Langflow < 1.7.0 CORS Misconfiguration Account Takeover and RCE (CVE-2025-34291)

The version of Langflow installed on the remote host is prior to 1.7.0. It is, therefore, affected by a remote code execution vulnerability: - An overly permissive CORS configuration combined with a refresh token cookie configured as SameSite=None allows a malicious webpage to perform cross-origi...

CVE-2026-42553 Cinny: Access token disclosure via invalidated emoji pack avatar URL in service worker

Cinny is a Matrix client. Prior to 4.10.3, A remote authenticated attacker who shares a room with a victim and has permissions to create room emotes for example in a DM can cause the victim's client to send their Matrix access token to an attacker-controlled server. This occurs when the victim...

CVE-2026-48147

Budibase is an open-source low-code platform. Prior to 3.35.4, the buildMatcherRegex / matches functions in packages/backend-core/src/middleware/matchers.ts route patterns are compiled into unanchored regular expressions and tested against ctx.request.url, which includes the full query string. Th...

Langflow Origin Validation Error Vulnerability

Langflow contains an origin validation error vulnerability in which an overly permissive CORS configuration combined with a refresh token cookie configured as SameSite=None allows a malicious webpage to perform cross-origin requests that include credentials and successfully call the refresh...

Origin Validation Error

Overview mlflow is a platform to streamline machine learning development, including tracking experiments, packaging code into reproducible runs, and sharing and deploying models. Affected versions of this package are vulnerable to Origin Validation Error in the /ajax-api endpoints. An attacker ca...

GHSA-3MV2-VMWH-RWFX AVideo: 2FA toggle endpoint has no CSRF protection, letting an attacker page silently disable a logged-in victim's 2FA

Summary Type: Cross-site request forgery on the 2FA toggle. plugin/LoginControl/set.json.php accepts POST type=set2FA value=false, calls LoginControl::setUser2FAUser::getId, false on the session-authenticated user, and returns. There is no forbidIfIsUntrustedRequest call, no isTokenValid check, n...

PT-2026-41156

Name of the Vulnerable Software and Affected Versions Kuma versions prior to 2.7.25 Kuma versions prior to 2.9.15 Kuma versions prior to 2.11.13 Kuma versions prior to 2.12.10 Kuma versions prior to 2.13.5 Description The default kuma-cp configuration leaks the admin bootstrap token and signing...

CVE-2026-40110

Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, the Origin header validation uses Python's re.match to check incoming origins against the alloworiginpat configuration value. Because re.match only anchors at the start of the string and does not require a...

CVE-2026-40110 jupyter-server CORS origin validation bypass via unanchored regex in allow_origin_pat

Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, the Origin header validation uses Python's re.match to check incoming origins against the alloworiginpat configuration value. Because re.match only anchors at the start of the string and does not require a...