What is CVE-2024-40505?

CVE-2024-40505 is a critical-severity vulnerability in Dlink Dap-1650, classified under Path Traversal: '.../...//'. CVSS score: 9.3/10. Published 2024-07-16.

How severe is CVE-2024-40505?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Is CVE-2024-40505 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Dlink Dap-1650

CVE-2024-40505

Directory Traversal vulnerability in D-Link DAP-1650 Firmware v.1.03 allows a local attacker to escalate privileges via the hedwig.cgi component.

Published 2024-07-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (35.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Dlink Dap-1650
Dlink Dap-1650 Firmware — versions 1.03

Weakness classification (CWE)

CWE-35 — Path Traversal: '.../...//'

Public proof-of-concept exploits

coldwx/coldwx.github.io

References

supportannouncement.us.dlink.com/security/publication.aspx (Vendor Advisory)
coldwx.github.io/CVE-2024-40505.html (Third Party Advisory)

Frequently asked questions

What is CVE-2024-40505?: CVE-2024-40505 is a critical-severity vulnerability in Dlink Dap-1650, classified under Path Traversal: '.../...//'. CVSS score: 9.3/10. Published 2024-07-16.
How severe is CVE-2024-40505?: Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2024-40505 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.