Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 2.1 | Low | 4.0 | CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | CNA (VulDB) |
- CISA KEV Not listed.
- EPSS 0.0024, the 14th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:02 UTC First seen by agentprime
- 31 Oct 2026, 15:02 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-jv4p-mhmp-69vw
- OSV: GHSA-jv4p-mhmp-69vw
- nvd.nist.gov/vuln/detail/CVE-2026-7847
- github.com/chatchat-space/Langchain-Chatchat/issues/5464
- github.com/3em0/cve_repo/blob/main/Langchain-Chatchat/Vuln-3-Predictable-File-ID.md
- github.com/chatchat-space/Langchain-Chatchat
- vuldb.com/submit/807796
- vuldb.com/vuln/361126
- vuldb.com/vuln/361126/cti