Vulnerability · Published Oct 12, 2026 · Assigned by VulDB

CVE-2026-108791westboy CicadasCMS Template Management input TemplateController.input path traversal

Medium 4.3

In plain English

A medium-severity path traversal in CicadasCMS from westboy. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.4%top 69.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
westboy	CicadasCMS	2431154dac8d0735e04f1fd2a3c3556668fc8dab

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-416570 | westboy CicadasCMS Template Management input TemplateController.input path traversal vdb-entry, technical-description
VDB-416570 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-108791 | CVE Analysis and Report third-party-advisory
Submit #959848 | westboy CicadasCMS 2431154dac8d0735e04f1fd2a3c3556668fc8dab Path Traversal third-party-advisory
https://github.com/wawyw/cve_report/blob/main/CicadasCMS_2.md exploit