cve.bz

CVE-2026-120315

8.7 high

High (8.7).

LobeHub Chat from 1.84.26 before 2.1.49 contains a path traversal vulnerability that allows authenticated users to write arbitrary files by supplying unsanitized file names to writeTempFile(). Attackers can create a file record via file.createFile with a traversal name, then trigger document parsing to overwrite application files like startServer.js for code execution or denial of service.

Severity

CVSS 4.0

8.7 high
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-22 Improper Limitation of a Pathname to a Restricted Directory (Path traversal)
Published
Modified
Record from
the NVD, synced

Ask an AI about this CVE

ChatGPTClaudePerplexityGoogle AI Mode

Show the promptExplain CVE-2026-120315 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-120315?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-120315?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an estimate of exploitation activity across the internet over the next 30 days, not a prediction for my systems). Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.

Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.

References

Check your stackJSON