What is CVE-2026-44449?

CVE-2026-44449 is a critical-severity vulnerability in Prolix-oc Lumiverse, classified under Argument Injection. CVSS score: 9.1/10. Published 2026-05-26.

How severe is CVE-2026-44449?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Prolix-oc Lumiverse

CVE-2026-44449

Lumiverse is a full-featured AI chat application. Prior to 0.9.7, when the primary toSmbPath(fullPath) call throws, the method falls back to a dirname/basename split and only validates the directory prefix. The basename is concatenated dir…

EPSS: 0.001 (27.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Prolix-oc Lumiverse — versions < 0.9.7

Weakness classification (CWE)

CWE-88 — Argument Injection

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44449?: CVE-2026-44449 is a critical-severity vulnerability in Prolix-oc Lumiverse, classified under Argument Injection. CVSS score: 9.1/10. Published 2026-05-26.
How severe is CVE-2026-44449?: Critical severity. CVSS v3 base score is 9.1 out of 10.