CVE-2026-18203

CVE-2026-18203 describes a flaw in Keycloak’s group policy evaluation logic: when a group policy is configured to extend permissions to child groups, the system uses a simple text-based prefix check to verify membership. This allows a user from a different group with a similar starting name to by...

CVE-2026-18203

A flaw was found in the group policy evaluation logic of Keycloak, an identity and access management solution. When a group policy is set to extend permissions to child groups, the system incorrectly uses a simple text-based prefix check to verify group membership. This allows a user who belongs ...

Path Traversal

dompdf/dompdf is vulnerable to Path Traversal. The vulnerability is due to an improper prefix validation in the validateLocalUri method, where normalized paths are checked using strpos without enforcing directory boundaries, which allows an attacker who can control rendered HTML to escape the...

CVE-2026-58481 Network-AI: AgentRuntime sandbox path-prefix checks allow file access outside the configured base directory

Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.12.2, AgentRuntime promises scoped file access under a configured sandbox basePath, but its path containment checks use raw string prefix tests. A sandbox base such as /tmp/network-ai-sandbox also matches a sibling pa...

PT-2026-51373

Name of the Vulnerable Software and Affected Versions LangChain versions prior to 1.3.9 Description Several components that resolve filesystem paths or expand search patterns do not consistently confine the resolved path to the intended root directory. This occurs in a file-search agent middlewar...

PT-2026-48328

Name of the Vulnerable Software and Affected Versions Spring for Apache Pulsar versions 1.1.0 through 1.1.17 Spring for Apache Pulsar versions 1.2.0 through 1.2.17 Spring for Apache Pulsar versions 2.0.0 through 2.0.5 Description JsonPulsarHeaderMapper uses a prefix check to match type headers...

GHSA-J7H9-2JH7-G967 mcp-ssh-tool has file transfer path policy bypass and bearer token comparison hardening

Summary mcp-ssh-tool has released version 2.1.1 with security hardening for transfer path authorization and HTTP bearer authentication. The release addresses: - insufficient local path policy enforcement in transfer-related filesystem handling - incomplete canonicalization and segment-boundary...

nuxt-og-image SSRF — bypass of GHSA-pqhr-mp3f-hrpp / v6.2.5 fix (IPv6 + redirect)

Summary The isBlockedUrl denylist introduced in [email protected] to remediate GHSA-pqhr-mp3f-hrpp Dmitry Prokhorov / Positive Technologies, March 2026 is incomplete. The patch advisory states "Decimal/hexadecimal IP encoding bypasses are also handled" — that part is true Node's WHATWG URL pars...

GHSA-C2RM-G55X-8HR5 nuxt-og-image SSRF — bypass of GHSA-pqhr-mp3f-hrpp / v6.2.5 fix (IPv6 + redirect)

Summary The isBlockedUrl denylist introduced in [email protected] to remediate GHSA-pqhr-mp3f-hrpp Dmitry Prokhorov / Positive Technologies, March 2026 is incomplete. The patch advisory states "Decimal/hexadecimal IP encoding bypasses are also handled" — that part is true Node's WHATWG URL pars...

CVE-2026-40256

Weblate is a web based localization tool. In versions prior to 5.17, repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This is not path-segment aware and can be bypassed whe...

Rack 信息泄露漏洞

Rack is a modular Ruby web server interface developed by Rack authors. Versions of Rack prior to 2.2.23, 3.1.21, and 3.2.6 contained an information leakage vulnerability. This vulnerability stemmed from Rack::Static’s use of simple string prefix checks to determine whether a request should be...

PT-2026-29913

Summary Rack::Request parses the Host header using an AUTHORITY regular expression that accepts characters not permitted in RFC-compliant hostnames, including /, ?, , and @. Because req.host returns the full parsed value, applications that validate hosts using naive prefix or suffix checks can be...

CVE-2026-34451

Claude SDK for TypeScript provides access to the Claude API from server-side TypeScript or JavaScript applications. From version 0.79.0 to before version 0.81.0, the local filesystem memory tool in the Anthropic TypeScript SDK validated model-supplied paths using a string prefix check that did no...

CVE-2026-32726

SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass in path-based scope validation. The enforcer used a simple string-prefix comparison when checking whether a requested resource path was...

CVE-2026-32716 SciTokens: Authorization Bypass via Incorrect Scope Path Prefix Checking

SciTokens is a reference library for generating and using SciTokens. Prior to version 1.9.6, the Enforcer incorrectly validates scope paths by using a simple prefix match startswith. This allows a token with access to a specific path e.g., /john to also access sibling paths that start with the sa...

PT-2026-7722

Name of the Vulnerable Software and Affected Versions LangChain versions prior to 1.1.14 Description The RecursiveUrlLoader class within the @langchain/community component is a web crawler that recursively follows links from a starting URL. The preventOutside option, intended to restrict crawling...