CVE-2026-69207

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.34, the built-in CORS middleware, hono/cors, is vulnerable to a regular expression denial of service ReDoS. During a preflight OPTIONS request, the middleware parses the attacker-controlled...

CVE-2026-69207 Hono: ReDoS in CORS middleware via Access-Control-Request-Headers

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.34, the built-in CORS middleware, hono/cors, is vulnerable to a regular expression denial of service ReDoS. During a preflight OPTIONS request, the middleware parses the attacker-controlled...

CVE-2026-69207 Hono: ReDoS in CORS middleware via Access-Control-Request-Headers

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.34, the built-in CORS middleware, hono/cors, is vulnerable to a regular expression denial of service ReDoS. During a preflight OPTIONS request, the middleware parses the attacker-controlled...

CVE-2026-69207

Hono’s built-in CORS middleware (hono/cors) is vulnerable to a ReDoS in the Access-Control-Request-Headers parsing during preflight requests when allowHeaders is unset/empty. The regex-based parser can backtrack quadratically with long whitespace, potentially causing seconds of CPU usage per pref...

Hono: ReDoS in CORS middleware via Access-Control-Request-Headers

Summary The built-in CORS middleware hono/cors parses the attacker-controlled Access-Control-Request-Headers request header during a preflight OPTIONS request using a regular expression whose running time is quadratic in the input length. A single request carrying a long run of whitespace can...

GHSA-8J4G-W8FX-2239 Hono: ReDoS in CORS middleware via Access-Control-Request-Headers

Summary The built-in CORS middleware hono/cors parses the attacker-controlled Access-Control-Request-Headers request header during a preflight OPTIONS request using a regular expression whose running time is quadratic in the input length. A single request carrying a long run of whitespace can...

SUSE CVE-2026-55078

Coder allows organizations to provision remote development environments via Terraform. Starting in version 2.17.0 and prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, POST /api/v2/files converts zip uploads to tar in memory via CreateTarFromZip, which enforced a per-entry size limit but no...

CVE-2026-57111

Permissive Cross-Origin Resource Sharing CORS in the REST API helix-rest, org.apache.helix.rest.server.filters.CORSFilter in Apache Helix through 2.0.0 on all platforms allows a remote attacker controlling a web page visited by an authorized user to read responses from and issue cross-origin...

CVE-2026-55078 Coder: Zip upload decompression lacks aggregate size limit, enabling denial of service

Coder allows organizations to provision remote development environments via Terraform. Starting in version 2.17.0 and prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, POST /api/v2/files converts zip uploads to tar in memory via CreateTarFromZip, which enforced a per-entry size limit but no...

CVE-2026-55078

Coder allows organizations to provision remote development environments via Terraform. Starting in version 2.17.0 and prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, POST /api/v2/files converts zip uploads to tar in memory via CreateTarFromZip, which enforced a per-entry size limit but no...

PYSEC-2026-1892 Salt preflight script could be attacker controlled

The Salt-SSH pre-flight option copies the script to the target at a predictable path, which allows an attacker to force Salt-SSH to run their script. If an attacker has access to the target VM and knows the path to the pre-flight script before it runs they can ensure Salt-SSH runs their script wi...

GHSA-2MG2-P7R7-G27F Coder: Zip upload decompression lacks aggregate size limit, enabling denial of service

Summary POST /api/v2/files converts zip uploads to tar in memory via CreateTarFromZip, which enforced a per-entry size limit but no aggregate limit on total decompressed output, writing to an unbounded in-memory buffer. Note: Exploitation requires authenticated file-upload access and the impact i...

PT-2026-56068

Name of the Vulnerable Software and Affected Versions Coder versions 2.17.0 through 2.29.6 Coder versions 2.32.0 through 2.32.6 Coder versions 2.33.0 through 2.33.7 Coder versions 2.34.0 through 2.34.1 Description The POST /api/v2/files endpoint converts zip uploads to tar in memory using the...

GO-2026-5254 Incus has Blind SSRF via Image Import Preflight HEAD in github.com/lxc/incus

Incus has Blind SSRF via Image Import Preflight HEAD in github.com/lxc/incus...

GHSA-4M4J-HMQQ-3GXM symfony/ux-live-component: CSRF Protection Bypass — Accept Header is CORS-Safelisted

Description When using symfony/ux-live-component, methods annotated with LiveAction are invokable from the browser and mutate server-side state via AJAX. Symfony\UX\LiveComponent\EventListener\LiveComponentSubscriber::isLiveComponentRequest gated these invocations on the presence of Accept:...

symfony/ux-live-component: CSRF Protection Bypass — Accept Header is CORS-Safelisted

Description When using symfony/ux-live-component, methods annotated with LiveAction are invokable from the browser and mutate server-side state via AJAX. Symfony\UX\LiveComponent\EventListener\LiveComponentSubscriber::isLiveComponentRequest gated these invocations on the presence of Accept:...

GHSA-88FW-HQM2-52QC hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcard

Summary 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 credentialed cross-origin requests and read the responses, exposing cookie-authenticated endpoints...

PT-2026-42208

Name of the Vulnerable Software and Affected Versions Algernon versions prior to 1.17.7 Description The SSE event server's Access-Control-Allow-Origin response header is hardcoded to the wildcard , regardless of the caller's Origin. Because EventSource does not perform a preflight request and doe...

Exploit for Origin Validation Error in Langflow

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

CVE-2026-42435

OpenClaw versions from 2026.2.22 before 2026.4.12 contain an insufficient shell-wrapper detection vulnerability allowing attackers to inject environment variable assignments at the argv level. Attackers can bypass exec preflight handling to manipulate high-risk shell variables like SHELLOPTS and...