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Weakness (CWE)

CWE-436: Interpretation Conflict

Class Incomplete

Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state.

Source: MITRE CWE-436

76 results · Clear filters · Feed

  • High 8.6

    ModSecurity: RFC 2231 `filename*` Parameter Bypasses Multipart Filename Rules on RFC-Compliant Backends (Go, Python, Node, Java)

    ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. From 3.0.0 until 3.0.17, ModSecurity's multipart parser does not apply the RFC 2231 filename* parameter precedence used by common Go, Python, Node.j…

  • High 7.5

    Apache Sling Engine: Hand-rolled parameter parser diverges from RFC/container parsing, enabling smuggling

    Inconsistent interpretation of HTTP requests ('HTTP Request/Response smuggling') vulnerability in Apache Sling Engine. The engine's query/form parser accepts non-standard percent-escapes, wrong charsets, and continues request processing on such errors. This i…

  • High 8.1

    CGI versions before 5.00 for Perl allow form fields to be smuggled past proxies and WAFs via multipart parsing that differs from the RFCs

    CGI versions before 5.00 for Perl allow form fields to be smuggled past proxies and WAFs via multipart parsing that differs from the RFCs. The multipart/form-data parser matches the boundary anywhere rather than at the start of a line, uses the boundary witho…

  • High 8.8

    Security issue in Platform in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin polic…

  • High 7.4

    Forge: X.509 basicConstraints bypass in verifyCertificateChain() via deprecated extension OIDs 2.5.29.10 and 2.5.29.13

    Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, node-forge parsed deprecated extension OIDs 2.5.29.10 and 2.5.29.13 as basicConstraints, and pki.verifyCertificateChain() used the first exten…

  • High 7.5
    CVE-2026-114656 Public exploit

    Traefik before 2.11.58 and 3.7.13 mTLS Bypass via Negated Host Matcher

    Traefik before 2.11.58 and 3.7.13 contains an authentication bypass vulnerability that allows unauthenticated clients to skip client-certificate checks because negated Host matchers are counted as served domains. Attackers can reach backends protected by Requ…

  • High 7.5

    Apache bRPC: Access Control Bypass via HTTP Request Paths Containing Empty Path Segments

    Interpretation conflict in the HTTP protocol implementation in Apache bRPC (version < 1.18.0) on all platforms allows remote attackers to bypass access control rules enforced by a front proxy. Root Cause: The method dispatch function FindMethodPropertyByURI()…

  • High 7.5

    Cpanel::JSON::XS versions from 4.42 before 4.80 for Perl let input chunking change the decoded value of top-level numbers in incr_parse

    Cpanel::JSON::XS versions from 4.42 before 4.80 for Perl let input chunking change the decoded value of top-level numbers in incr_parse. allow_nonref is enabled by default and incr_parse inherits it. A top-level number, true, false or null has no closing deli…

  • High 7.4

    kin-openapi: ValidationHandler security-requirement bypass via encoded-path operation confusion

    kin-openapi is a Go project for handling OpenAPI files. From 0.144.0 until 0.147.0, openapi3filter.ValidationHandler validates an operation selected from decoded URL.Path while a downstream gorilla/mux router configured with UseEncodedPath can dispatch a diff…

  • High 8.8

    Roo-Code through 3.54.0 Auto-Approve Bypass via Command Substitution at Command Position

    Roo Code through 3.54.0 contains a command approval bypass vulnerability in parseCommandLine() that allows attackers to auto-approve arbitrary shell commands by placing a command substitution in command position. Attackers using indirect prompt injection can …

  • High 8.8

    Roo-Code through 3.54.0 Auto-Approve Bypass via Funsub Command Substitution

    Roo Code through 3.54.0 contains a command approval bypass vulnerability that allows attackers to run denied shell commands because parseCommandLine() treats ${ command; } substitutions as parameter expansions. Attackers using indirect prompt injection can em…

  • High 8.8

    Roo-Code through 3.54.0 Auto-Approve Bypass via Quote Masking Desynchronization

    Roo Code through 3.54.0 contains a command approval bypass vulnerability that allows attackers to auto-approve denied shell commands by abusing quote-masking regex in parseCommandLine(). Attackers can use indirect prompt injection with escaped or single-quote…

  • High 8.8

    Roo-Code through 3.54.0 Auto-Approve Bypass via Redirect Operator Stripping

    Roo Code through 3.54.0 contains a command approval bypass vulnerability in getCommandDecision() that allows attackers to auto-approve denied shell commands by prefixing them with a bare >& redirect. Attackers using indirect prompt injection can make the allo…

  • High 8.8

    Mistral Vibe < 2.25.4 Bash Permission Bypass via ${var@P} Prompt-Transform

    Mistral Vibe before 2.25.4 contains a command permission gate bypass vulnerability that allows attackers to execute arbitrary commands by hiding a command substitution inside a single-quoted variable value that tree-sitter-bash static parsing cannot detect. A…

  • High 8.8

    Mistral Vibe < 2.25.5 Permission Bypass via Bash Line Continuation

    Mistral Vibe before 2.25.5 contains a permission validation bypass vulnerability that allows attackers to execute unauthorized commands by exploiting a parsing discrepancy between tree-sitter-bash and bash in handling backslash-newline line continuations in t…

  • High 7.4

    Network-AI 5.14.0 before 5.15.2 Deny Pattern Bypass via ClaudeHookBridge extractFullTarget

    Network-AI from 5.14.0 before 5.15.2 contains a security control bypass vulnerability in the ClaudeHookBridge PreToolUse hook, which matches deny patterns only against the first present candidate field. A prompt-injected agent can place dangerous payloads in …

  • High 7.7

    Backstage: Bypass of MkDocs configuration sanitizer in TechDocs backend

    Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package is affected by bypass of mkdocs configuration sanitizer in techdocs backend. Users with the ability to commit changes to a r…

  • High 7.4

    @nestjs/platform-fastify: Path-scoped middleware bypass via absolute-form request targets

    | Field | Value | | --- | --- | | Ecosystem | npm | | Package | `@nestjs/platform-fastify` | | Affected versions | `>= 12.0.0, < 12.0.2` and `< 11.2.4` | | Patched versions | `12.0.2` and `11.2.4` (upgrade to `12.0.3` / `11.2.5`) | ### Summary On the Fastify …

  • High 7.5

    Envoy: RBAC Authorization Bypass via Path Parameters

    Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, When ignore_path_parameters_in_path_matching is enabled, Envoy's router strips the semicolon suffix before matching but the RB…

  • High 7.5

    LMDeploy has an SSRF bypass

    ### Summary The URL checking logic in lmdeploy has a logical flaw that could be bypassed by attackers, leading to SSRF attacks. ### Details The current lmdeploy project uses `_is_safe_url` to validate the input URL. The main logic is to perform security check…

  • High 7.0

    Traefik entrypoint header-name sanitization bypassed via request trailers

    Traefik is an open source HTTP reverse proxy and load balancer. From 3.2.0 until 3.7.13, Traefik entrypoint defenses aliasHeadersStrategy, underscoreHeadersStrategy, and forwardedHeaders inspect req.Header but not req.Trailer, allowing an unauthenticated clie…

  • High 8.8

    Roo-Code 3.54.0 Auto-Approve Bypass via Shell Parser Word-Boundary Mismatch

    Roo-Code through 3.54.0 contains an auto-approve bypass vulnerability that allows attackers to execute denied shell commands by exploiting a word-boundary mismatch in comment handling between the approval gate's shell parser and bash. Attackers can craft a co…

  • High 8.2

    Visual Studio Code Security Feature Bypass Vulnerability

    Interpretation conflict in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

  • High 7.5

    fast-uri vulnerable to host confusion via an unclosed bracket in the URI authority

    fast-uri accepts a host that contains an unbalanced or misplaced authority bracket without reporting an error. A host that starts with an opening bracket but does not end with a closing bracket is neither validated as an IP literal nor canonicalized as a doma…

  • High 7.5

    fast-uri vulnerable to host confusion via skipped IDN canonicalization on scheme-relative references

    fast-uri is a URI parser for Node.js. It canonicalizes a host to its ASCII form only when the input carries an explicit scheme, so a scheme-relative reference such as a host preceded by two slashes is returned with its host verbatim and no error set. As a res…

  • High 7.0

    OctoPrint: File exfiltration possible via query parameters on upload endpoints

    OctoPrint provides a web interface for controlling consumer 3D printers. Prior to 1.11.8 and 2.0.0rc3, OctoPrint's custom Tornado upload handler and Flask with Werkzeug parse request parameters differently, allowing an attacker with FILE_UPLOAD permission to …

  • High 8.8

    Network-AI ClaudeHookBridge Deny Pattern Bypass via Truncation

    Network-AI ClaudeHookBridge before 5.15.1 truncates the target string to 500 characters before evaluating denyPatterns, while Claude Code executes the full untruncated command. Attackers can position dangerous content past byte 500 in a Bash command field to …

  • High 8.8

    Network-AI SandboxPolicy before 5.15.1 Blocklist Bypass via Quote Mismatch

    Network-AI versions before 5.15.1 contain a security matcher bypass vulnerability where SandboxPolicy evaluates raw command strings with quotes preserved while the executor tokenizes commands by stripping quotes before execution. Attackers can craft quoted co…

  • High 8.8

    @cedar-policy/authorization-for-expressjs has an authorization bypass via query string manipulation

    @cedar-policy/authorization-for-expressjs is an open-source Express.js middleware that integrates Cedar authorization into Express applications by mapping HTTP requests to Cedar actions and evaluating authorization policies before allowing requests to proceed…

  • High 7.5

    Apache Airflow: Authorization bypass in the Backfill API through conflicting interpretations of the backfill id

    Apache Airflow's Backfill API authorized a request against a Dag id supplied by the caller whenever the `backfill_id` path segment failed to parse. The authorization dependency parsed it with `int()` while the route handler parsed it as pydantic's `NonNegativ…

  • High 7.5

    @fastify/static vulnerable to route guard bypass via non-canonical path segments

    @fastify/static before version 10.1.3 contains an incomplete fix for a previous route guard bypass. The static file handler rejected only parent directory segments, but it did not canonicalize dot segments, duplicate slashes, encoded dots, or backslashes befo…

  • High 7.2

    Guzzle: Noncanonical host can bypass host-based checks

    Guzzle is an extensible PHP HTTP client. Prior to 7.15.2 and 8.0.1, Guzzle gives a transport the request URI as text and supplies the Host header separately. The cURL handlers set CURLOPT_URL to the URI exactly as written and push that Host into CURLOPT_HTTPH…

  • High 7.5

    fast-uri vulnerable to host confusion via backslash authority introducer

    fast-uri before 4.1.2, 3.1.5, and 2.4.4 requires a literal double forward slash to recognize a URI authority, so a reference that uses a backslash based introducer in place of it (backslash backslash, forward slash backslash, or backslash forward slash) is pa…

  • High 8.6

    V 0.5.2 SSRF Bypass via Parser Differential in net.urllib and net.http

    V through 0.5.2, fixed in commit 85859f0, contains a server-side request forgery (SSRF) bypass vulnerability that allows attackers to circumvent host-based allowlists by exploiting a parser differential between net.urllib and net.http. Attackers can craft a U…

  • High 8.5

    Openshift/oauth-proxy: openshift/oauth-proxy: underscore header smuggling enables identity impersonation on wsgi/php upstreams

    A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys (X-Forwarded-User) but does not strip underscore-variant keys (X_Forwarded_User) from incoming requests. WSGI and PHP frameworks normalize bo…

  • High 7.5

    fast-uri vulnerable to host confusion via literal backslash authority delimiter

    Impact: fast-uri versions from 2.3.1 through 4.1.0 (including the 3.x line up to 3.1.3 and the 2.x line up to 2.4.2) do not treat a literal backslash character (U+005C) as an authority delimiter. Node's native WHATWG URL parser, used by fetch, undici, and Nod…

  • High 7.7

    Parameter smuggling in @hapi/content header parser allows upload-filter bypass via duplicate parameters

    @hapi/content provided HTTP Content-* headers parsing. Prior to 6.0.2, Content.disposition() retained the last occurrence of each duplicate parameter while Content.type() retained the first occurrence of duplicate charset and boundary parameters, creating a p…

  • High 8.3

    Symfony: SymfonyRuntime CVE-2024-50340 Patch Bypass: Web Requests Can Still Set APP_ENV/APP_DEBUG via parse_str/SAPI Argv Mismatch

    Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.46 until 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the CVE-2024-50340 fix gated runtime argv parsing on empty($_GET), but parse_str() and the web SAPI can dis…

  • High 7.5

    Elysia: Inefficient Algorithmic Complexity and Interpretation Conflict

    Elysia is a Typescript framework for request validation, type inference, OpenAPI documentation, and client-server communication. Prior to 1.4.29, Elysia uses getAll in form data normalization for multipart/form-data endpoints, causing the amount of work to gr…

  • High 7.5

    fast-uri vulnerable to host confusion via failed IDN canonicalization

    fast-uri versions 2.3.1 through 3.1.2 and 4.0.0 fail to canonicalize Unicode (IDN) hostnames for HTTP-family URLs. The IDN conversion path calls a helper that does not exist on the global URL constructor, silently leaving the host in its original Unicode form…