Vulnerability · Published Aug 23, 2026 · Assigned by VulDB
CVE-2026-78140Dromara UJCMS web-file-template Endpoint WebFileTemplateController.java update special elements in template engine
Medium 4.7
In plain English
A medium-severity security flaw in UJCMS from Dromara. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Official description
A flaw has been found in Dromara UJCMS up to 10.1.3. The impacted element is the function update of the file src/main/java/com/ujcms/cms/ext/web/backendapi/WebFileTemplateController.java of the component web-file-template Endpoint. Executing a manipulation can lead to improper neutralization of special elements used in a template engine. The attack can be launched remotely. The exploit has been published and may be used.
Affected products (as reported)
Weakness: CWE-1336, CWE-791 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-394523 | Dromara UJCMS web-file-template Endpoint WebFileTemplateController.java update special elements in template engine vdb-entry, technical-description
- VDB-394523 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-78140 | CVE Analysis and Report third-party-advisory
- Submit #882065 | dromara ujcms 10.1.3 Server-Side Template Injection (SSTI) third-party-advisory
- https://github.com/d0ctorsec/CVE-Reports/blob/main/CVE-UJCMS-v10.1.3-FreeMarker-SSTI/CVE-UJCMS-v10.1.3-FreeMarker-SSTI.md exploit