CVE-2025-27726

Description

Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file download process of the USB storage file-sharing function of HGW-BL1500HM Ver 002.002.003 and earlier. If this vulnerability is exploited, the product's files may be obtained and/or altered by a crafted HTTP request to specific functions of the product from a device connected to the LAN side.

CVSS v3.1 Score

2.1

LOW

CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-22 Path Traversal

References

Other References

https://jvn.jp/en/jp/JVN04278547/ https://kddi-tech.com/contents/appendix_L2_06.html#64433e4a-8946-9c06-bddf-91cbfe56c8e5

Frequently Asked Questions

What is CVE-2025-27726? +

Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file download process of the USB storage file-sharing function of HGW-BL1500HM Ver 002.002.003 and earlier. If this vulnerability is exploited, the product's files may be obtained and/or altered by a crafted HTTP request to specific functions of the product from a device connected to the LAN side. It has a CVSS v3.1 base score of 2.1 (LOW).

How severe is CVE-2025-27726? +

CVE-2025-27726 has a CVSS v3.1 score of 2.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

How do I check if I'm vulnerable to CVE-2025-27726? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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