CVE-2026-66005 Jan Local API Server CORS Origin Reflection via 0.0.0.0 Binding

Jan through 0.8.4, fixed in commit 3e1c1e7, contains a CORS misconfiguration vulnerability in its local API server that allows network-adjacent attackers to bypass trusted host restrictions by exploiting the server's replacement of user-configured trusted hosts with a wildcard that reflects...

CVE-2026-66005

CVE-2026-66005 affects Jan up to version 0.8.4. The local API server has a CORS misconfiguration that replaces user-configured trusted hosts with a wildcard, reflecting arbitrary origins with credentials. This enables network-adjacent attackers to bypass trusted host restrictions and reach the un...

CVE-2026-55659

Grist is spreadsheet software using Python as its formula language. Prior to 1.7.15, several server-rendered Grist pages embedded user-controlled values into the page and into inline scripts without fully escaping them, allowing cross-site scripting. On the main application page, a document's nam...

CVE-2026-55659 Grist: XSS through unsafe value interpolation in server-rendered pages

Grist is spreadsheet software using Python as its formula language. Prior to 1.7.15, several server-rendered Grist pages embedded user-controlled values into the page and into inline scripts without fully escaping them, allowing cross-site scripting. On the main application page, a document's nam...

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...

CVE-2026-54290 Hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcard

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...

CVE-2026-46685

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, when RUSTFSCORSALLOWEDORIGINS is unset, the RustFS S3 listener's ConditionalCorsLayer reflects any request Origin value back as Access-Control-Allow-Origin and also sets Access-Control-Allow-Credentials: true and...

CVE-2026-46685

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, when RUSTFSCORSALLOWEDORIGINS is unset, the RustFS S3 listener's ConditionalCorsLayer reflects any request Origin value back as Access-Control-Allow-Origin and also sets Access-Control-Allow-Credentials: true and...

CVE-2026-46685

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, when RUSTFSCORSALLOWEDORIGINS is unset, the RustFS S3 listener's ConditionalCorsLayer reflects any request Origin value back as Access-Control-Allow-Origin and also sets Access-Control-Allow-Credentials: true and...

CVE-2026-46685 RustFS: Reflective CORS with credentials on S3 listener; unauthenticated license metadata endpoint on console

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, when RUSTFSCORSALLOWEDORIGINS is unset, the RustFS S3 listener's ConditionalCorsLayer reflects any request Origin value back as Access-Control-Allow-Origin and also sets Access-Control-Allow-Credentials: true and...

rustfs 安全漏洞

RustFS is a high-performance object storage system developed by RustFS. Versions of RustFS prior to 1.0.0-beta.2 contained a security vulnerability. This vulnerability arises when RUSTFSCORSALLOWEDORIGINS is not set; in such cases, ConditionalCorsLayer reflects the Origin value and sets a relaxed...

Exploit for Origin Validation Error in Langflow

CVE-2025-34291corssecurityscanner A lightweight Python-base...

CVE-2026-44184 Cleanuparr: Reflective CORS combined with trusted-network auth allows cross-origin admin API reads

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. Prior to 2.9.10, Cleanuparr's global CORS policy reflects every request Origin and combines it with AllowCredentials. When DisableAuthForLocalAddresses ...

CVE-2026-41057

CVE-2026-41057 affects WWBN AVideo (versions 29.0 and below). The issue arises from two incomplete CORS mitigations: (1) in plugin/API/router.php (lines 4–8) the server unconditionally reflects arbitrary Origin before application code runs, and (2) get.json.php and set.json.php call allowOrigin(t...

CVE-2026-41057

WWBN AVideo is an open source video platform. In versions 29.0 and below, the CORS origin validation fix in commit 986e64aad is incomplete. Two separate code paths still reflect arbitrary Origin headers with credentials allowed for all /api/ endpoints: 1 plugin/API/router.php lines 4-8...

CVE-2026-41056 AVideos has CORS Origin Reflection with Credentials on Sensitive API Endpoints that Enables Cross-Origin Account Takeover

WWBN AVideo is an open source video platform. In versions 29.0 and below, the allowOrigin$allowAll=true function in objects/functions.php reflects any arbitrary Origin header back in Access-Control-Allow-Origin along with Access-Control-Allow-Credentials: true. This function is called by both...

CVE-2026-41056 AVideos has CORS Origin Reflection with Credentials on Sensitive API Endpoints that Enables Cross-Origin Account Takeover

WWBN AVideo is an open source video platform. In versions 29.0 and below, the allowOrigin$allowAll=true function in objects/functions.php reflects any arbitrary Origin header back in Access-Control-Allow-Origin along with Access-Control-Allow-Credentials: true. This function is called by both...

CVE-2026-41056

WWBN AVideo (versions 29.0 and below) is affected by a cross-origin vulnerability where allowOrigin($allowAll=true) reflects arbitrary Origin headers in Access-Control-Allow-Origin together with Access-Control-Allow-Credentials: true. The reflection occurs in objects/functions.php and is invoked ...

CVE-2026-41056 AVideos has CORS Origin Reflection with Credentials on Sensitive API Endpoints that Enables Cross-Origin Account Takeover

WWBN AVideo is an open source video platform. In versions 29.0 and below, the allowOrigin$allowAll=true function in objects/functions.php reflects any arbitrary Origin header back in Access-Control-Allow-Origin along with Access-Control-Allow-Credentials: true. This function is called by both...

GHSA-FF5Q-CC22-FGP4 WWBN AVideo has a CORS Origin Reflection Bypass via plugin/API/router.php and allowOrigin(true) Exposes Authenticated API Responses

Summary The CORS origin validation fix in commit 986e64aad is incomplete. Two separate code paths still reflect arbitrary Origin headers with credentials allowed for all /api/ endpoints: 1 plugin/API/router.php lines 4-8 unconditionally reflect any origin before application code runs, and 2...