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High CVSS 7.3

CVE-2026-19758

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.

What this means

Exposure
Exploitable remotely over the network, without authentication and with no action from the victim.
Impact
An attacker can read some data, alter some data and degrade the service.
Weakness
An attacker-supplied file path is not confined, letting them read or write outside the intended folder.
Likelihood
Its EPSS score stays low: nothing points to imminent exploitation, which is no reason to leave it unpatched.

What to doFold into the next patch cycle. Start with the instances exposed to the internet.

Read automatically from the CVSS vector, the weakness type (CWE) and the EPSS score. The technical description above remains the one published by NIST.

Published
14 August 2026
CVSS
7.3 (v3.1) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS
0.42% probability of exploitation within 30 days · above 36% of all CVEs
Weakness
CWE-22
Sources
nvd
References

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