CVE-2026-9498

MEDIUM 6.3

Dromara lamp-cloud Message Template GroovyClassLoader.parseClass special elements used in a template engine

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

13th

A vulnerability has been found in Dromara lamp-cloud up to 5.6.2. Impacted is the function GroovyClassLoader.parseClass of the component Message Template Handler. Such manipulation of the argument DefMsgTemplate.content leads to improper neutralization of special elements used in a template engine. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-1336 CWE-791
Vendor	dromara
Product	lamp-cloud
Published	May 25, 2026
Last Updated	May 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Dromara / lamp-cloud

5.6.0 5.6.1 5.6.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/365481 vuldb.com: https://vuldb.com/vuln/365481/cti vuldb.com: https://vuldb.com/submit/814103 github.com: https://github.com/Ku4D3/bug_story/blob/main/report_02.md

Credits

🔍 Ku4D3 (VulDB User) VulDB CNA Team