CVE-2026-25872
CVE-2026-25872 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v4: 6.9
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-6255
- Weakness: CWE-22
- Published:
- Last modified:
Description
JUNG Smart Panel KNX firmware version L1.12.22 and prior contain an unauthenticated path traversal vulnerability in the embedded web interface. The application fails to properly validate file path input, allowing remote, unauthenticated attackers to access arbitrary files on the underlying filesystem within the context of the web server. This may result in disclosure of system configuration files and other sensitive information.
Frequently asked questions
- What is CVE-2026-25872?
- JUNG Smart Panel KNX firmware version L1.12.22 and prior contain an unauthenticated path traversal vulnerability in the embedded web interface. The application fails to properly validate file path input, allowing remote, unauthenticated attackers to access arbitrary files on the underlying filesystem within the context of the web server. This may result in disclosure of system configuration files and other sensitive information.
- How severe is CVE-2026-25872?
- CVE-2026-25872 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-25872 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-25872?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-25872 have an EU (EUVD) identifier?
- Yes. CVE-2026-25872 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6255.
- When was CVE-2026-25872 published?
- CVE-2026-25872 was published on 2026-02-10 and last updated on 2026-06-17.
References
- https://downloads.jung.de/public/en/pdf/productdocumentation/en_sp5.1knx_09012015.pdf
- https://www.jung-group.com/
- https://www.vulncheck.com/advisories/jung-smart-panel-knx-unauthenticated-path-traversal
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5969.php
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