102 matches found
EUVD-2026-91123
The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...
EUVD-2026-91122
The knowledge base creation and document upload interfaces in Langchain-Chatchat 0.3.0;0.3.1 is vulnerable to path traversal. An attacker can inject path traversal sequences such as ..\ into the knowledgebasename parameter to write knowledge base content to arbitrary locations outside the...
EUVD-2026-91121
The /knowledgebase/uploadtempdocs temporary document upload endpoint in Langchain Chatchat 0.3.1 is vulnerable to path traversal. By crafting malicious filenames, an attacker can write files to arbitrary locations on the server, bypassing the intended restrictions on the temporary directory...
CVE-2026-51884
The /knowledgebase/uploadtempdocs temporary document upload endpoint in Langchain Chatchat 0.3.1 is vulnerable to path traversal. By crafting malicious filenames, an attacker can write files to arbitrary locations on the server, bypassing the intended restrictions on the temporary directory...
CVE-2026-51883
The knowledge base creation and document upload interfaces in Langchain-Chatchat 0.3.0;0.3.1 is vulnerable to path traversal. An attacker can inject path traversal sequences such as ..\ into the knowledgebasename parameter to write knowledge base content to arbitrary locations outside the...
CVE-2026-51882
The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...
CVE-2026-51883
The knowledge base creation and document upload interfaces in Langchain-Chatchat versions 0.3.0 and 0.3.1 are vulnerable to a path traversal vulnerability (CWE-22 ). An attacker can inject path traversal sequences, such as ..\, into the knowledge_base_name parameter. This allows the attacker to b...
CVE-2026-51883
The knowledge base creation and document upload interfaces in Langchain-Chatchat 0.3.0;0.3.1 is vulnerable to path traversal. An attacker can inject path traversal sequences such as ..\ into the knowledgebasename parameter to write knowledge base content to arbitrary locations outside the...
CVE-2026-51884
The Langchain Chatchat 0.3.1 software contains a path traversal vulnerability in the /knowledge_base/upload_temp_docs temporary document upload endpoint. An attacker can exploit this by crafting malicious filenames to write files to arbitrary locations on the server, effectively bypassing intende...
CVE-2026-51882
The Langchain-Chatchat version 0.3.0 is vulnerable to a path traversal flaw in its OpenAI-compatible file upload endpoint, /v1/files. An attacker can exploit this by crafting malicious filenames to write files to arbitrary locations outside the designated openai_files directory. This vulnerabilit...
CVE-2026-51883
The knowledge base creation and document upload interfaces in Langchain-Chatchat 0.3.0;0.3.1 is vulnerable to path traversal. An attacker can inject path traversal sequences such as ..\ into the knowledgebasename parameter to write knowledge base content to arbitrary locations outside the...
CVE-2026-51884
The /knowledgebase/uploadtempdocs temporary document upload endpoint in Langchain Chatchat 0.3.1 is vulnerable to path traversal. By crafting malicious filenames, an attacker can write files to arbitrary locations on the server, bypassing the intended restrictions on the temporary directory...
PYSEC-2026-2557 Langchain-Chatchat Uses Insufficiently Random Values
A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...
Langchain-Chatchat Uses Insufficiently Random Values
A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...
PYSEC-2026-2558 Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...
Langchain-Chatchat has a Race Condition in its OpenAI-Compatible File Upload API
A vulnerability has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. Impacted is the function files of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component OpenAI-Compatible File Upload API. Such manipulation of the argument file.filename leads to...
Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...
PT-2026-59216
A vulnerability has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. Impacted is the function files of the file libs/chatchat-server/chatchat/server/api server/openai routes.py of the component OpenAI-Compatible File Upload API. Such manipulation of the argument file.filename leads ...
PT-2026-59215
A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webui pages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument paste...
PT-2026-59214
A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function get file id of the file libs/chatchat-server/chatchat/server/api server/openai routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently...