PT-2026-68227

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.3 Description Improper validation of configuration parameters allows a remote attacker to execute arbitrary code. Recommendations Update IBM Langflow OSS to a version later than 1.10.3...

CVE-2026-7658: Improper Limitation of a Pathname to a Restricted Directory

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing ke...

PT-2026-68298

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.3 Description Improper validation of module imports allows a remote authenticated attacker to execute arbitrary code. Recommendations At the moment, there is no information about a newer version tha...

PT-2026-68291

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.3 Description An authenticated attacker can perform a Path Traversal attack via the Knowledge Bases API endpoint POST /api/v1/knowledge bases. This issue arises because the system uses user-supplied...

PT-2026-68299

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.3 Description Remote authenticated attackers can execute arbitrary code due to improper validation of Python code during AST-based security scanning. AST Abstract Syntax Tree is a tree representatio...

PT-2026-68259

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.3 Description Insufficient ownership validation in the deprecated 'POST /api/v1/build/flow id/vertices' endpoint allows an authenticated user to inject arbitrary graph data into a shared cache for a...

CVE-2026-10547: Improper Access Control

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate ownership in the deprecated POST /api/v1/build/flowid/vertices endpoint, allowing an authenticated user to inject arbitrary graph data into a shared cache for any flow. This may result in cross-user cache pollution, unauthorized...

clusterfuzz v2.35.6

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...

OSV-2026-1110 Check failed in CheckUnwind

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=541969271 Crash type: Check failed Crash state: CheckUnwind mrbbasicallocfunc pmnodehashinsert...

libyal:libvsgpt_partition_fuzzer: Crash in libvsgpt_partition_entry_read_data

Detailed Report: https://oss-fuzz.com/testcase?key=4850812543893504 Project: libyal Fuzzing Engine: libFuzzer Fuzz Target: libvsgptpartitionfuzzer Job Type: libfuzzerasani386libyal Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x264405c0 Crash State: libvsgptpartitionentryreaddata...

vlc:vlc-demux-dec-libfuzzer-ty: Heap-buffer-overflow in packetizer_PacketizeBlock

Project: https://github.com/videolan/vlc.git Detailed Report: https://oss-fuzz.com/testcase?key=4765936858234880 Project: vlc Fuzzing Engine: afl Fuzz Target: vlc-demux-dec-libfuzzer-ty Job Type: aflasanvlc Platform Id: linux Crash Type: Heap-buffer-overflow READ 9 Crash Address: 0x76d3554e0e00...

IBM Langflow OSS authorization issue vulnerability (CNVD-2026-31200)

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 by dragging and dropping components. Additionally, it supports deep customization using Python to...

IBM Langflow OSS path traversal vulnerability

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

IBM Langflow OSS code injection 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 by dragging and dropping components. Additionally, it supports deep customization using Python to...

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 by dragging and dropping components. Additionally, it supports deep customization using Python to...

IBM Langflow OSS command injection 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...

PT-2026-75995

Summary @dynatrace-oss/dynatrace-mcp-server v1.8.5 exposes an HTTP transport mode --http flag that performs no authentication, session validation, or origin/host verification before dispatching MCP tool calls. Any network-reachable attacker can send a raw JSON-RPC tools/call request without an...

libiec61850:fuzz_mms_encode: Heap-buffer-overflow in BerEncoder_encodeBitString

Project: https://github.com/mz-automation/libiec61850.git Detailed Report: https://oss-fuzz.com/testcase?key=4812125491757056 Project: libiec61850 Fuzzing Engine: libFuzzer Fuzz Target: fuzzmmsencode Job Type: libfuzzerasanlibiec61850 Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 1...

CVE-2026-12940 Langflow is affected by remote code execution due to multiple unauthenticated and insufficiently authorized API endpoints

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...

OSV-2026-1095 Heap-buffer-overflow in grk::t1::CodeblockDecompressImpl::parsePacketData

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=540111888 Crash type: Heap-buffer-overflow READ 8 Crash state: grk::t1::CodeblockDecompressImpl::parsePacketData grk::PacketParser::readData grk::PacketParser::parsePacketData...