CVE-2026-19758: dromara lamp-cloud chunk-check endpoint FileChunkController.java path traversal

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-14 · updated 2026-08-18
Weakness: CWE-22

Description

A vulnerability was determined in dromara lamp-cloud up to 5.10.0. This issue affects some unknown processing of the file FileChunkController.java of the component chunk-check endpoint. Executing a manipulation of the argument Name can lead to path traversal. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

dromara lamp-cloud: 5.0, 5.1, 5.2, 5.3, 5.4, 5.5 (+5)

References

https://github.com/dromara/lamp-cloud/
https://github.com/dromara/lamp-cloud/issues/413
https://vuldb.com/cve/CVE-2026-19758
https://vuldb.com/submit/868962
https://vuldb.com/vuln/389603
https://vuldb.com/vuln/389603/cti

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