Answer in brief
CVE-2026-120189 records a Critical severity (CVSS 10.0) vulnerability in D-Link DIR-505 TFTP Upload Filename tftpd mp_upload_file stack-based overflow. The current sources do not mark it as known exploited. The current feed maps D-Link/DIR-505 (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps D-Link/DIR-505 (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| D-Link/DIR-505generic | 1.10B02 | Not reported |
Published upstream
Nov 1, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 1, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 1, 2026
A vulnerability was identified in D-Link DIR-505 1.10B02. Affected is the function save_upload_file/mp_upload_file of the file /usr/bin/tftpd of the component TFTP Upload Filename Handler. The manipulation leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.
Quoted source text, attributed separately from HOL analysis.