What is CVE-2025-8426?

CVE-2025-8426 is a critical-severity vulnerability in Marvell Qconvergeconsole, classified under Path Traversal. CVSS score: 9.4/10. Published 2025-07-31.

How severe is CVE-2025-8426?

Critical severity. CVSS v3 base score is 9.4 out of 10.

Is CVE-2025-8426 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Marvell Qconvergeconsole

CVE-2025-8426

Marvell QConvergeConsole compressConfigFiles Directory Traversal Information Disclosure and Denial-of-Service Vulnerability. This vulnerability allows remote attackers to disclose sensitive information or to create a denial-of-service cond…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.218 (95.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.4 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H.

Affected products

Marvell Qconvergeconsole — versions 5.5.0.78

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

ZDI-25-733 (x_research-advisory)

Frequently asked questions

What is CVE-2025-8426?: CVE-2025-8426 is a critical-severity vulnerability in Marvell Qconvergeconsole, classified under Path Traversal. CVSS score: 9.4/10. Published 2025-07-31.
How severe is CVE-2025-8426?: Critical severity. CVSS v3 base score is 9.4 out of 10.
Is CVE-2025-8426 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.