CVE-2026-91996

Description

lamp-cloud through 5.10.0 whitelists the path pattern /*/anno/** for anonymous access, allowing unauthenticated attackers to read the server's full JVM system property map. Attackers can send POST requests to /defGenProject/anno/getProperties to retrieve sensitive information including JVM classpath, filesystem paths, operating system details, and startup secrets.

References

• https://github.com/dromara/lamp-cloud
• https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-generator/lamp-generator-controller/src/main/java/top/tangyh/lamp/generator/controller/DefGenProjectController.java#L61-L64
• https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-public/lamp-common/src/main/java/top/tangyh/lamp/common/properties/IgnoreProperties.java#L88
• https://github.com/geo-chen/oss/blob/main/lamp-cloud.md
• https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-missing-authentication-for-jvm-properties-endpoint