CVE-2021-48013

HighCVSS 7.5/10Last modified Oct 29, 2026

Description

Weaver E-cology 8.0 contains a path traversal vulnerability that allows unauthenticated attackers to read arbitrary files through the fpath parameter of the /weaver/ln.FileDownload endpoint. Attackers can send crafted GET requests with directory traversal sequences in fpath to retrieve sensitive files such as WEB-INF/web.xml from the server. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
Weaver Network Co., Ltd.	E-cology	8.0

References

Timeline

Published: Oct 22, 2026
Last modified: Oct 29, 2026
NVD status: Deferred

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