PatchSiren

chatchat-space CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

LOW chatchat-space CVE published 2026-05-05

CVE-2026-7847

A vulnerability was found in 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 random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploita [truncated]

LOW chatchat-space CVE published 2026-05-05

CVE-2026-7846

A vulnerability has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The impacted component is the OpenAI-Compatible File Upload API, specifically the function files of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py. The vulnerability is due to improper handling of the argument file.filename, leading to a time-of-check time-of-use issue. Access to the local network [truncated]

LOW chatchat-space CVE published 2026-05-05

CVE-2026-7845

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_image.image_data causes use of weak hash. The attacker needs to be present on the local network. The attack is consider [truncated]

LOW chatchat-space CVE published 2026-05-05

CVE-2026-7844

A vulnerability was detected in chatchat-space Langchain-Chatchat up to 0.3.1.3, affecting the Compatible File Service component. The vulnerability results in missing authentication for file operations. An attacker with local network access can exploit this. The project was informed but has not responded. This vulnerability class involves missing authentication, potentially leading to unauthorized file op [truncated]