Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Overview langgraph-sdk is a SDK for interacting with LangGraph API Affected versions of this package are vulnerable to Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' in the construction of HTTP request paths using unsanitized identifier values. An attacker can gain...

CVE-2026-48776

A flaw was found in the LangGraph Python SDK. This vulnerability allows a remote attacker with low privileges to manipulate URL paths by providing unsanitized input. This could result in unintended access, modification, or deletion of resources, potentially compromising data confidentiality and...

CVE-2026-48776

LangGraph Python SDK is used to connect to running LangGraph API servers, manage assistants, threads and stream runs from Python applications. Versions 0.3.14 and prior have unsafe URL path construction through unsanitized caller-supplied identifier values used in HTTP request paths for resource...

PYSEC-2026-2194

LangGraph Python SDK is used to connect to running LangGraph API servers, manage assistants, threads and stream runs from Python applications. Versions 0.3.14 and prior have unsafe URL path construction through unsanitized caller-supplied identifier values used in HTTP request paths for resource...

CVE-2026-48775

A flaw was found in LangGraph. This vulnerability allows an attacker with high privileges and adjacent network access to modify checkpoint data. By manipulating these stored checkpoint bytes, an attacker can trigger insecure deserialization, leading to arbitrary code execution when the checkpoint...

CVE-2026-48776 LangGraph SDK has unsafe URL path construction

LangGraph Python SDK is used to connect to running LangGraph API servers, manage assistants, threads and stream runs from Python applications. Versions 0.3.14 and prior have unsafe URL path construction through unsanitized caller-supplied identifier values used in HTTP request paths for resource...

CVE-2026-48775

LangGraph SQLite Checkpoint is an implementation of LangGraph CheckpointSaver that uses SQLite DB both sync and async, via aiosqlite. In versions 4.1.0 and prior, the JsonPlusSerializer can reconstruct Python objects from JSON checkpoint payloads. Under conditions where someone could modify...

CVE-2026-48775

LangGraph SQLite Checkpoint is an implementation of LangGraph CheckpointSaver that uses SQLite DB both sync and async, via aiosqlite. In versions 4.1.0 and prior, the JsonPlusSerializer can reconstruct Python objects from JSON checkpoint payloads. Under conditions where someone could modify...

CVE-2026-48775

LangGraph SQLite Checkpoint (JsonPlusSerializer) is vulnerable in 4.1.0 and earlier due to unsafe deserialization of JSON checkpoint payloads. If an unauthorized party can modify checkpoint bytes at rest in the backing store, the deserialization path could reconstruct objects beyond what the appl...

PT-2026-49755

Name of the Vulnerable Software and Affected Versions LangGraph SQLite Checkpoint versions prior to 4.1.1 Description The JsonPlusSerializer can reconstruct Python objects from JSON checkpoint payloads. If an unauthorized party modifies checkpoint bytes at rest in the backing store, the...

PT-2026-50078

Name of the Vulnerable Software and Affected Versions LangGraph Python SDK versions prior to 0.3.15 Description Unsafe URL path construction occurs due to unsanitized caller-supplied identifier values used in HTTP request paths for resource operations. Identifiers containing characters with speci...

@flutchai/flutch-sdk (>=0.2.7, <=0.5.0) potentially affected by CVE-2026-48121 via @langchain/langgraph-checkpoint-mongodb (1.0.0)

@langchain/langgraph-checkpoint-mongodb NPM version 1.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on @langchain/langgraph-checkpoint-mongodb and may be impacted: - @flutchai/flutch-sdk =0.2.7, =0.5.0 Source cves: CVE-2026-48121 Source advisory:...

LangGraph Flaw Chain Exposes Self-Hosted AI Agents to Remote Code Execution

Cybersecurity researchers have disclosed details of three now-patched security flaws impacting LangGraph, including a critical vulnerability chain that could result in remote code execution. LangGraph is an open-source framework created by LangChain to build complex, stateful, and multi-agent...

ROOT-APP-PYPI-CVE-2025-64439 CVE-2025-64439 in rootio-langgraph-checkpoint - Patched by Root

Root has patched CVE-2025-64439 in the rootio-langgraph-checkpoint package for Root:PyPI. Multiple fixed versions available...

Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring operands are vulnerable to loss of integrity, arbitrary code execution, denial of service and SSRF

Summary IBM App Connect Enterprise Certified Container Designer operands that use mapping assistance and Dashboard operands that use the App Connect Enterprise Agent are vulnerable to loss of integrity CVE-2026-28684, arbitrary code execution CVE-2026-28277, denial of service CVE-2026-40347 and...

Malicious code in @langgraphjs/toolkit (npm)

Package collects and sends sensitive system info to a hardcoded server. The package masquerades as a LangGraph JS utility but contains a malicious postinstall script. --- -= Per source details. Do not edit below this line.=- Source: amazon-inspector...

LangChain, LangGraph Flaws Expose Files, Secrets, Databases in Widely Used AI Frameworks

Cybersecurity researchers have disclosed three security vulnerabilities impacting LangChain and LangGraph that, if successfully exploited, could expose filesystem data, environment secrets, and conversation history. Both LangChain and LangGraph are open-source frameworks that are used to build...

CVE-2026-28277

LangGraph SQLite Checkpoint is an implementation of LangGraph CheckpointSaver that uses SQLite DB both sync and async, via aiosqlite. In version 1.0.9 and prior, LangGraph checkpointers can load msgpack-encoded checkpoints that reconstruct Python objects during deserialization. If an attacker can...

Deserialization of Untrusted Data

Overview langgraph-checkpoint is a library with base interfaces for LangGraph checkpoint savers. Affected versions of this package are vulnerable to Deserialization of Untrusted Data in the msgpack-encoded checkpoints. An attacker can execute arbitrary code by supplying a crafted msgpack-encoded...

Deserialization of Untrusted Data

Overview langgraph is a Building stateful, multi-actor applications with LLMs Affected versions of this package are vulnerable to Deserialization of Untrusted Data in the msgpack-encoded checkpoints. An attacker can execute arbitrary code by supplying a crafted msgpack-encoded payload to the...