Cyber Resilience

CVE-2022-31521

CriticalPublic PoC

Published: 11 July 2022

Published
11 July 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
EPSS Score 0.0043 63.1th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-31521 is a critical-severity Path Traversal (CWE-22) vulnerability in Mosaic Project Mosaic. Its CVSS base score is 9.3 (Critical).

Operationally, ranked in the top 36.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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

CWE(s)
CWE-22

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mosaic project
mosaic
1.0.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References