IBM Langflow OSS configuration error vulnerability

IBM Langflow OSS is an open-source low-code visualization AI workflow building tool developed by IBM. It enables developers to quickly build, deploy, and iterate AI agents and RAG applications through drag-and-drop components. Additionally, it supports deep customization using Python to integrate...

CVE-2026-13444: .NET Misconfiguration: Use of Impersonation

IBM Langflow OSS 1.0.0 through 1.10.1 can allow an attacker to access another user's private vector documents by creating their own flow with matching Chroma persistdirectory and collectionname values. The attacker receives exact victim content in their workflow output despite having no...

CVE-2026-12940: Improper Neutralization of Special Elements used in an OS Command

IBM Langflow OSS 1.0.0 through 1.10.1 are vulnerable to unauthenticated remote code execution via environment variable injection in the MCP Model Context Protocol stdio launcher. The vulnerability exists in src/lfx/src/lfx/base/mcp/util.py where the DANGEROUSENVVARS blocklist fails to include...

CVE-2026-12945: Authorization Bypass Through User-Controlled Key

IBM Langflow OSS 1.0.0 through 1.10.1 allows authenticated users to access and manipulate other users' build jobs through improper access control on log retrieval and unauthenticated build endpoints...

CVE-2026-12946: Improper Control of Generation of Code

IBM Langflow OSS 1.0.0 through 1.10.0 could allow a remote attacker to inject arbitrary code on the system, due to the improper control of user input code...

CVE-2026-12942: Improper Limitation of a Pathname to a Restricted Directory

IBM Langflow OSS 1.0.0 through 1.10.1 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot " sequences /.. / to view arbitrary files on the system...

CVE-2026-13435: Improper Control of Generation of Code

IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation...

CVE-2026-10700: Authorization Bypass Through User-Controlled Key

IBM Langflow OSS 1.0.0 through 1.8.4 contains multiple broken access control vulnerabilities in its file handling API that allow unauthorized access to user files.The /api/v1/files/images/flowid/filename endpoint does not enforce authentication or authorization checks, allowing unauthenticated...

OSV-2026-1092 Security exception in com.github.javaparser.ast.expr.Name.accept

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=539142495 Crash type: Security exception Crash state: com.github.javaparser.ast.expr.Name.accept com.github.javaparser.ast.visitor.VoidVisitorAdapter.lambda$visit$133 java.base/java.util.Optional.ifPresent...

OSV-2026-1089 Security exception in com.code_intelligence.jazzer.sanitizers.RegexInjection.hookInternal

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=537432125 Crash type: Security exception Crash state: com.codeintelligence.jazzer.sanitizers.RegexInjection.hookInternal com.codeintelligence.jazzer.sanitizers.RegexInjection.patternHook...

OSV-2026-1071 Security exception in com.github.javaparser.ast.expr.FieldAccessExpr.accept

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=537183300 Crash type: Security exception Crash state: com.github.javaparser.ast.expr.FieldAccessExpr.accept com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit java.base/java.nio.ByteBuffer.position...

CVE-2026-13442: .NET Misconfiguration: Use of Impersonation

IBM Langflow OSS 1.0.0 through 1.10.1 can allow an attacker to reuse another user's FAISS namespace to access owner-only vector content and influence later query results. This causes cross-user information disclosure and limited integrity impact through persistent poisoning of returned results...

PT-2026-103508

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=538179114 Crash type: UNKNOWN READ Crash state: bytes1 char at unicode word left unicode at boundary...

libiec61850:fuzz_goose_subscriber: Heap-buffer-overflow in parseGoosePayload

Project: https://github.com/mz-automation/libiec61850.git Detailed Report: https://oss-fuzz.com/testcase?key=6094987193024512 Project: libiec61850 Fuzzing Engine: afl Fuzz Target: fuzzgoosesubscriber Job Type: aflasanlibiec61850 Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

kfilemetadata:mobiextractor_fuzzer: Heap-buffer-overflow in Mobipocket::DocumentPrivate::init

Detailed Report: https://oss-fuzz.com/testcase?key=6018545499308032 Project: kfilemetadata Fuzzing Engine: afl Fuzz Target: mobiextractorfuzzer Job Type: aflasankfilemetadata Platform Id: linux Crash Type: Heap-buffer-overflow READ 4 Crash Address: 0x79c1d2995340 Crash State:...

libredwg:llvmfuzz: Heap-buffer-overflow in dwg_encode_add_object

Project: https://github.com/LibreDWG/libredwg.git Detailed Report: https://oss-fuzz.com/testcase?key=5527194965966848 Project: libredwg Fuzzing Engine: libFuzzer Fuzz Target: llvmfuzz Job Type: libfuzzerasanlibredwg Platform Id: linux Crash Type: Heap-buffer-overflow READ Crash Address:...

Security Bulletin: Unauthenticated File Upload Vulnerability Allows Disk Space Exhaustion and Path Disclosure in Langflow OSS

Summary Unauthenticated users can upload unlimited files to the Langflow OSS server via the deprecated /api/v1/upload/flowid endpoint without authentication or validation, leading to potential disk space exhaustion DoS and information disclosure through absolute file path leakage in API responses...

Security Bulletin: Path Traversal Vulnerability in File Processing Components Allows Unauthorized File System Access and Potential Remote Code Execution

Summary A path traversal vulnerability exists in multiple Langflow OSS file processing components Docling, Docling Serve, Read File, NVIDIA Retriever Extraction, Video File, and Unstructured API that are based on BaseFileComponent. The vulnerability in the unpackbundle function allows attackers t...

clusterfuzz v2.35.1

ClusterFuzz ClusterFuzz is a scalable fuzzing infrastructure that finds security and stability issues in software. Google uses ClusterFuzz to fuzz all Google products and as the fuzzing backend for OSS-Fuzz. ClusterFuzz provides many features which help seamlessly integrate fuzzing into a softwar...

CVE-2026-16624: Authorization Bypass Through User-Controlled Key

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...