Exploit for CVE-2026-20896

Código de la Prueba de Concepto CVE-2026-20896 Este scri...

jose4j: jose4j: Denial of Service via malicious JSON Web Encryption (JWE) token compression

A flaw was found in jose4j. A remote attacker can exploit this by crafting a malicious JSON Web Encryption JWE token with an exceptionally high compression ratio. When this token is processed by the server, it results in significant memory allocation and processing time during decompression. This...

PT-2026-57584

Name of the Vulnerable Software and Affected Versions OpenVPN versions 2.1.0 through 2.6.20 OpenVPN versions 2.7 alpha1 through 2.7.4 Description An off-by-one buffer write occurs during NTLM proxy authentication. This 1-byte buffer overrun can be triggered by a malicious proxy server sending a...

9router has an Incomplete Fix: Local-Only Access Gate Bypass in 9router via Host Header SpoofING

The fix for CVE-2026-46339 unauthenticated RCE via unprotected MCP plugin routes introduced a local-only access gate in src/dashboardGuard.js that restricts spawn-capable routes /api/mcp/, /api/tunnel/, /api/cli-tools/ to loopback requests. The gate determines "local" by inspecting the Host and...

TencentOS Server 3: opencryptoki (TSSA-2026:0596)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0596 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

Apify Model Context Protocol (MCP) server: Actor MCP path authority injection leaks Apify token

Actor MCP path authority injection leaks Apify token Summary @apify/actors-mcp-server version 0.10.7 builds Actor standby URLs by directly concatenating a trusted base URL with an attacker-controlled webServerMcpPath value taken from an Actor definition returned by the Apify API. An attacker who...

GHSA-6GR2-QH89-HXWM Apify Model Context Protocol (MCP) server: Actor MCP path authority injection leaks Apify token

Actor MCP path authority injection leaks Apify token Summary @apify/actors-mcp-server version 0.10.7 builds Actor standby URLs by directly concatenating a trusted base URL with an attacker-controlled webServerMcpPath value taken from an Actor definition returned by the Apify API. An attacker who...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

goshs: Share-link ?token=… redemption races past download limit

Share-link ?token=… redemption races past download limit Ecosystem: Go Package: goshs.de/goshs/v2 github.com/patrickhener/goshs Affected: 0 || entry.DownloadLimit == -1 // ...serve file... // = current.DownloadLimit deletefs.SharedLinks, token fs.sharedLinksMu.Unlock Between line 978 RUnlock and...

GHSA-32H4-44JJ-C5VX Keycloak has privilege escalation via improper scope mapping enforcement

Description A flaw was found in Keycloak's Fine-Grained Admin Permissions FGAPv2 feature. An administrator with limited client management permissions can exploit this vulnerability to assign any realm role, including highly privileged roles, to a client's scope mapping. This bypasses intended...

EUVD-2026-32710

Keycloak has privilege escalation via improper scope mapping enforcement...

CVE-2026-14340 An incorrect authorization vulnerability in GitHub Enterprise Server allows issue creation in unrelated public repositories

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed a user-to-server token scoped to a GitHub App installation to perform certain write operations on public repositories outside the token's intended scope. This was possible because the authorization...

CVE-2026-14340

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed a user-to-server token scoped to a GitHub App installation to perform certain write operations on public repositories outside the token's intended scope. This was possible because the authorization...

CVE-2026-14340

GitHub Enterprise Server (GitHub ES) suffers an incorrect authorization vulnerability (CVE-2026-14340) where a user-to-server token scoped to a GitHub App installation could perform write operations on public repositories outside the token’s scope. The root cause is an authorization check that on...

EUVD-2026-41145

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed a user-to-server token scoped to a GitHub App installation to perform certain write operations on public repositories outside the token's intended scope. This was possible because the authorization...

GHSA-G6VG-WJ8F-48CJ Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass

Summary Centrifugo's dynamic JWKS endpoint feature can verify a JWT for one allowed issuer using a public key cached from another allowed issuer. The JWKS cache and singleflight lookup are keyed only by the JWT header kid, not by the resolved JWKS endpoint, issuer, audience, or other trust-domain...

Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass

Summary Centrifugo's dynamic JWKS endpoint feature can verify a JWT for one allowed issuer using a public key cached from another allowed issuer. The JWKS cache and singleflight lookup are keyed only by the JWT header kid, not by the resolved JWKS endpoint, issuer, audience, or other trust-domain...