Low 3.5Published Dec 30, 2025

CVE-2025-15245D-Link DCS-850L Firmware Update Service uploadfirmware path traversal

Updated under an hour ago (Oct 27, 2026, 2:23 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for D-Link DCS-850L

Exploited in the last 30 days

A vulnerability was found in D-Link DCS-850L 1.02.09. Affected is the function uploadfirmware of the component Firmware Update Service. The manipulation of the argument DownloadFile results in path traversal. The attack must originate from the local network. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS: 3.5 LOW (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
Weakness (CWE): CWE-22
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Dec 30, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

D-Link DCS-850L d_link:dcs_850l (from the name)	1.02.09	CNA record
dlink dcs-850l_firmware dlink:dcs-850l_firmware	1.02.09	NVD

References

References

https://vuldb.com/?id.338635	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.338635	signature, permissions-required, vdb-entry
https://vuldb.com/?submit.725742	third-party-advisory, vdb-entry
https://tzh00203.notion.site/D-Link-DCS850L-v1-02-09-Path-Traversal-Vulnerability-in-Firmware-Update-2d8b5c52018a803abbc7e30e2858d084?source=copy_link	exploit, patch, third-party-advisory
https://www.dlink.com/	broken-link, product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.