Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
dromara lamp-cloud chunk-check endpoint FileChunkController.java path traversal
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N N N L L L 5.5 .0042 35.6 —
AFFECTED
Product Versions Fixed
lamp-cloud 5.0 – —
TIMELINE
Aug 13 Reserved by VulDB
Aug 13 Published (CNA: VulDB)
Aug 14 RESCORED — CVE-2026-19758 (dromara lamp-cloud). CVSS 6.9 → 5.5 (NVD).
Aug 18 EXPLOIT PUBLISHED — CVE-2026-19758 (dromara lamp-cloud). Public exploit reference added.
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.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| August 13, 2026 | Reserved | Reserved by VulDB |
| August 13, 2026 | Published | Published (CNA: VulDB) |
| August 14, 2026 | RESCORED | RESCORED — CVE-2026-19758 (dromara lamp-cloud). CVSS 6.9 → 5.5 (NVD). |
| August 18, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-19758 (dromara lamp-cloud). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| dromara | lamp-cloud | — | 5.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-19758 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.