Path Traversal in Mosaic Project

CVE-2022-31521

The Niyaz-Mohamed/mosaic repository through 1.0.0 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.013 (67.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L.

Affected products

Mosaic_project Mosaic — versions 1.0.0
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2022-31521?: CVE-2022-31521 is a critical-severity vulnerability in Mosaic Project, classified under Path Traversal. CVSS score: 9.3/10. Published 2022-07-11.
How severe is CVE-2022-31521?: Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2022-31521 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.