CVE-2026-78140: Improper Neutralization of Special Elements Used in a Template Engine in Dromara UJCMS
Description
CVE-2026-78140 is a medium severity vulnerability in Dromara UJCMS versions 10.1.0 through 10.1.3. It involves improper neutralization of special elements in a template engine within the web-file-template endpoint, specifically in the update function of WebFileTemplateController.java. The flaw can be exploited remotely without user interaction and requires high privileges. Exploit code has been published but there are no confirmed reports of exploitation in the wild. No patch or official remediation guidance is currently provided.
CVSS v4.0
Score 5.1medium
Affected software
Dromara
UJCMS
pkg:maven/org.dromara/ujcmscpe:2.3:a:ujcms:ujcms:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the update function in the WebFileTemplateController.java file of Dromara UJCMS up to version 10.1.3. It allows remote attackers with high privileges to manipulate special elements in the template engine improperly, potentially leading to security issues related to template processing. The vulnerability is classified with a CVSS 4.0 score of 5.1 (medium severity), indicating a network attack vector with low complexity but requiring high privileges. Exploit code is publicly available, increasing the risk of exploitation.
Potential Impact
An attacker with high privileges can remotely exploit this vulnerability to improperly neutralize special elements in the template engine, which may lead to unintended template behavior or security bypasses. The exact impact beyond this is not detailed in the provided data. There are no confirmed reports of exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, restrict access to high privilege accounts and monitor for suspicious activity related to template updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-08-23T05:44:39.453Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a8b4f8cacd9273b4950d262
Added to database: 08/23/2026, 19:52:44 UTC
Last enriched: 09/10/2026, 23:18:42 UTC
Last updated: 10/06/2026, 06:48:20 UTC
Views: 88
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