CVE-2026-78140 Dromara CVE debrief

Who should care

Defenders responsible for Dromara UJCMS deployments should assess their exposure and prioritize verification of inventory and potential impact. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify the presence of UJCMS version 10.1.3 or earlier in their inventory, assess the potential impact on their systems, and monitor for any updates or patches from Dromara.

Why it matters

CVE-2026-78140 is a vulnerability in Dromara UJCMS that allows for improper neutralization of special elements used in a template engine. Defenders should prioritize verifying the presence of this vulnerability in their inventory and assessing the potential impact on their systems.

• Verify inventory for vulnerable UJCMS versions
• Assess potential impact on systems
• Monitor for updates or patches from Dromara

Technical summary

The vulnerability is caused by a flaw in the update function of the WebFileTemplateController in Dromara UJCMS up to 10.1.3. This allows for improper neutralization of special elements used in a template engine, which can be exploited remotely. The vulnerability has a CVSS score of 2 and is considered to be of low severity. However, defenders should still prioritize verifying the presence of this vulnerability in their inventory and assessing the potential impact on their systems. The CVE record and NVD entry provide details about the vulnerability, including its description, CVSS score, and affected product.

Defensive priority

Defenders should prioritize verifying the presence of this vulnerability in their inventory and assessing the potential impact on their systems.

Recommended defensive actions

• Verify the presence of UJCMS version 10.1.3 or earlier in your inventory
• Assess the potential impact on your systems
• Monitor for any updates or patches from Dromara
• Apply vendor patches or updates as available
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide details about the vulnerability, including its description, CVSS score, and affected product. However, additional information about exploitation or remediation is limited.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.