CVE-2026-55696: Improper Neutralization of Input During Web Page Generation

PrivateBin is an online pastebin where the server has zero knowledge of pasted data. Prior to 2.0.5, AttachmentViewer.setAttachment in js/privatebin.js uses getAttachmentMimeType to accept attacker-controlled MIME types and uses getBlobUrl to create a same-origin blob before setting...

EUVD-2026-67027

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

GHSA-RGR9-R7MJ-MF6X Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

CVE-2026-63407

The Grav API Plugin (getgrav/grav-plugin-api) for Grav CMS had a CORS misconfiguration in its CorsMiddleware. Prior to version 1.0.0-rc.16 , the middleware returned Access-Control-Allow-Origin: * and permissive OPTIONS responses on authenticated /api/v1 endpoints. Because authentication uses the ...

PT-2026-80310

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

CVE-2026-43971 Link Header Directive Smuggling via Unescaped target/rel/Attribute Keys in cow_link:link/1

Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cowlink:link/1. cowlink:dolink/1 in cowlib interpolates the target URI, rel value, and attribute keys directly into the serialized Link: header valu...

CVE-2025-27621

UpTrain is an open-source platform to evaluate and improve generative AI applications. In version 0.7.1 and prior, the UpTrain backend creates a new default user with a static username, where the username is also used as the default API key. The UpTrain backend also has an open CORS policy. Using...

EUVD-2025-210733

UpTrain is an open-source platform to evaluate and improve generative AI applications. In version 0.7.1 and prior, the UpTrain backend creates a new default user with a static username, where the username is also used as the default API key. The UpTrain backend also has an open CORS policy. Using...

CVE-2025-27621

UpTrain is an open-source platform to evaluate and improve generative AI applications. In version 0.7.1 and prior, the UpTrain backend creates a new default user with a static username, where the username is also used as the default API key. The UpTrain backend also has an open CORS policy. Using...

PYSEC-2026-3977

opensslencrypt versions before 1.4.0 configure CORS with alloworigins set to wildcard and allowcredentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them...

CVE-2026-74881 openssl_encrypt before 1.4.0 CORS Misconfiguration via Wildcard Origins

opensslencrypt versions before 1.4.0 configure CORS with alloworigins set to wildcard and allowcredentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them...

EUVD-2026-53326

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend binds POST /file-upload in every filesystem-enabled deployment. The handler takes an attacker-supplied absolute path from the multipart uri field and calls fs.movetmp, target, overwrite: true with no workspace...

Astro: composable `astro/hono` pipeline bypasses `security.checkOrigin` when `middleware()` is absent or misordered

Summary In the composable astro/hono pipeline, the security.checkOrigin protection is only installed by the middleware primitive. The actions and pages primitives each dispatch to user code independently, so a pipeline that mounts either primitive before or without middleware will bypass the orig...

CVE-2026-61736: Permissive Cross-domain Policy with Untrusted Domains

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.4, the server defaults to CORSORIGINS= combined with allowcredentials=True in lightrag/api/lightragserver.py, causing Starlette CORSMiddleware to effectively whitelist every origin for credentialed cross-origin request...

CVE-2026-59214

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, Open WebUI runs client-side Python with Pyodide in a same-origin web worker, allowing stored chat payloads that use pyodide.http.pyfetch or the js module fetch and XMLHttpRequest APIs to issue...

CVE-2026-59214: Improper Neutralization of Input During Web Page Generation

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, Open WebUI runs client-side Python with Pyodide in a same-origin web worker, allowing stored chat payloads that use pyodide.http.pyfetch or the js module fetch and XMLHttpRequest APIs to issue...

CVE-2026-58656: Use of GET Request Method With Sensitive Query Strings

Grav API plugin before v1.0.0-rc.16 accepts JWT tokens via the ?token= URL query parameter and responds with Access-Control-Allow-Origin: , allowing unauthenticated attackers to make fully authenticated cross-origin API requests from any malicious website. Attackers who obtain a leaked JWT token...

GO-2026-5918 Coder's workspace app CORS origin check can be bypassed via UUID-based subdomain spoofing in github.com/coder/coder

Coder's workspace app CORS origin check can be bypassed via UUID-based subdomain spoofing in github.com/coder/coder...

CVE-2026-14620: Cross-Site Request Forgery (CSRF)

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...