CVE-2025-8426 | Marvell QConvergeConsole compressConfigFiles Directory Traversal Information Disclosure and Denial-of-Service Vulnerability

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 condition on affected installations of Marvell QConvergeConsole. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the compressConfigFiles method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose sensitive information or to create a denial-of-service condition on the system. Was ZDI-CAN-24915.

Published: 2025-07-31 Last update: 2025-08-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-8426 is rated High Risk (76.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 21.76%, 96th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +7.38% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-8426

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-27 14.38% 21.76% +7.38%
2 2026-04-05 16.75% 14.38% -2.38%
3 2026-03-06 16.75%

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-8426

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.4 3.0 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 5.5 [email protected]

Weakness enumeration for CVE-2025-8426

Affected software / configurations for CVE-2025-8426

Vendor Product Version Raw CPE
marvell qconvergeconsole 5.5.0.85 cpe:2.3:a:marvell:qconvergeconsole:5.5.0.85:*:*:*:*:*:*:*

References for CVE-2025-8426

cvelogic Threat Intelligence