Path Traversal in Westboy Cicadascms
CVE-2026-108791
A weakness has been identified in westboy CicadasCMS up to 2431154dac8d0735e04f1fd2a3c3556668fc8dab. Affected is the function TemplateController.input of the file /system/cms/template/input of the component Template Management. This manipulation of the argument filePath causes path traversal. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Path Traversal (Directory Traversal)
Published .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Westboy Cicadascms — versions 2431154dac8d0735e04f1fd2a3c3556668fc8dab
Weakness classification (CWE)
References
- vuldb.com/vuln/416570 (technical-description, vdb-entry)
- vuldb.com/vuln/416570/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108791 (third-party-advisory)
- vuldb.com/submit/959848 (third-party-advisory)
- github.com/wawyw/cve_report/blob/main/CicadasCMS_2.md (exploit)
Frequently asked questions
- What is CVE-2026-108791?
- CVE-2026-108791 is a medium-severity vulnerability in Westboy Cicadascms, classified under Path Traversal. CVSS score: 4.3/10. Published 2026-10-12.
- How severe is CVE-2026-108791?
- Medium severity. CVSS v3 base score is 4.3 out of 10.