{"schema_version":1,"title":"Chatchat-Space Langchain-Chatchat vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Chatchat-Space Langchain-Chatchat: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-7847, was published on 5 May 2026.","url":"https://junglewise.ai/threats/technologies/langchain-chatchat","json_url":"https://junglewise.ai/threats/technologies/langchain-chatchat.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/langchain-chatchat","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":4},"latest":[{"cve":"CVE-2026-7847","cvss":3.1,"epss":0.0029,"slug":"cve-2026-7847-chatchat-space-langchain-chatchat-predictable-file-identifiers-in","title":"chatchat-space Langchain-Chatchat predictable file identifiers in OpenAI routes","severity":"low","exploited":false,"published_at":"2026-05-05T17:17:05.153+00:00","url":"https://junglewise.ai/threats/cve-2026-7847-chatchat-space-langchain-chatchat-predictable-file-identifiers-in"},{"cve":"CVE-2026-7846","cvss":3.1,"epss":0.0023,"slug":"cve-2026-7846-chatchat-space-langchain-chatchat-toctou-in-file-upload-api","title":"chatchat-space Langchain-Chatchat TOCTOU in File Upload API","severity":"low","exploited":false,"published_at":"2026-05-05T16:16:19.577+00:00","url":"https://junglewise.ai/threats/cve-2026-7846-chatchat-space-langchain-chatchat-toctou-in-file-upload-api"},{"cve":"CVE-2026-7845","cvss":3.1,"epss":0.002,"slug":"cve-2026-7845-chatchat-space-langchain-chatchat-weak-hash-in-vision-chat-paste","title":"chatchat-space Langchain-Chatchat weak hash in Vision Chat Paste Image Handler","severity":"low","exploited":false,"published_at":"2026-05-05T16:16:19.383+00:00","url":"https://junglewise.ai/threats/cve-2026-7845-chatchat-space-langchain-chatchat-weak-hash-in-vision-chat-paste"},{"cve":"CVE-2026-7844","cvss":6.3,"epss":0.0032,"slug":"cve-2026-7844-chatchat-space-langchain-chatchat-missing-authentication-in-file","title":"chatchat-space Langchain-Chatchat missing authentication in file endpoints","severity":"medium","exploited":false,"published_at":"2026-05-05T16:16:19.217+00:00","url":"https://junglewise.ai/threats/cve-2026-7844-chatchat-space-langchain-chatchat-missing-authentication-in-file"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Chatchat-Space Langchain-Chatchat","slug":"langchain-chatchat","vendor":{"name":"Chatchat-Space","slug":"chatchat-space","url":"https://junglewise.ai/threats/vendors/chatchat-space"},"aliases":[],"category":"application","homepage":"https://github.com/chatchat-space/Langchain-Chatchat","repo_url":"https://github.com/chatchat-space/Langchain-Chatchat","description":"An open-source knowledge-based QA application based on LangChain and large language models.","url":"https://junglewise.ai/threats/technologies/langchain-chatchat"},"most_severe":[{"cve":"CVE-2026-7844","cvss":6.3,"epss":0.0032,"slug":"cve-2026-7844-chatchat-space-langchain-chatchat-missing-authentication-in-file","title":"chatchat-space Langchain-Chatchat missing authentication in file endpoints","severity":"medium","exploited":false,"published_at":"2026-05-05T16:16:19.217+00:00","url":"https://junglewise.ai/threats/cve-2026-7844-chatchat-space-langchain-chatchat-missing-authentication-in-file"},{"cve":"CVE-2026-7847","cvss":3.1,"epss":0.0029,"slug":"cve-2026-7847-chatchat-space-langchain-chatchat-predictable-file-identifiers-in","title":"chatchat-space Langchain-Chatchat predictable file identifiers in OpenAI routes","severity":"low","exploited":false,"published_at":"2026-05-05T17:17:05.153+00:00","url":"https://junglewise.ai/threats/cve-2026-7847-chatchat-space-langchain-chatchat-predictable-file-identifiers-in"},{"cve":"CVE-2026-7846","cvss":3.1,"epss":0.0023,"slug":"cve-2026-7846-chatchat-space-langchain-chatchat-toctou-in-file-upload-api","title":"chatchat-space Langchain-Chatchat TOCTOU in File Upload API","severity":"low","exploited":false,"published_at":"2026-05-05T16:16:19.577+00:00","url":"https://junglewise.ai/threats/cve-2026-7846-chatchat-space-langchain-chatchat-toctou-in-file-upload-api"},{"cve":"CVE-2026-7845","cvss":3.1,"epss":0.002,"slug":"cve-2026-7845-chatchat-space-langchain-chatchat-weak-hash-in-vision-chat-paste","title":"chatchat-space Langchain-Chatchat weak hash in Vision Chat Paste Image Handler","severity":"low","exploited":false,"published_at":"2026-05-05T16:16:19.383+00:00","url":"https://junglewise.ai/threats/cve-2026-7845-chatchat-space-langchain-chatchat-weak-hash-in-vision-chat-paste"}],"generated_at":"2026-09-26T12:07:00.15149+00:00"}