#VU106948 Cleartext storage of sensitive information in Stack Hammer - CVE-2025-31726

Vulnerability identifier: #VU106948

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-31726

CWE-ID: CWE-312

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Stack Hammer
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the affected plugin stores Stack Hammer API keys unencrypted in job "config.xml" files on the Jenkins controller as part of its configuration. A remote user can disclose sensitive information.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Stack Hammer: 1.0.0 - 1.0.6

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External links
https://www.jenkins.io/security/advisory/2025-04-02/#SECURITY-3520

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.