Answer in brief
CVE-2021-47781 records a Unknown severity vulnerability in Cmder Console Emulator 1.3.18 - 'Cmder.exe' Denial of Service (PoC). The current sources do not mark it as known exploited. The current feed maps Cmder/Cmder Console Emulator (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. 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 Cmder/Cmder Console Emulator (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Cmder/Cmder Console Emulatorgeneric | 1.3.18 | Not reported |
Published upstream
Jan 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 14, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 14, 2026
Cmder Console Emulator 1.3.18 contains a buffer overflow vulnerability that allows attackers to trigger a denial of service condition through a maliciously crafted .cmd file. Attackers can create a specially constructed .cmd file with repeated characters to overwhelm the console emulator's buffer and crash the application.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2021-47781 records a Unknown severity vulnerability in Cmder Console Emulator 1.3.18 - 'Cmder.exe' Denial of Service (PoC). The current sources do not mark it as known exploited. The current feed maps Cmder/Cmder Console Emulator (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. 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 Cmder/Cmder Console Emulator (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Cmder/Cmder Console Emulatorgeneric | 1.3.18 | Not reported |
Published upstream
Jan 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 14, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 14, 2026
Cmder Console Emulator 1.3.18 contains a buffer overflow vulnerability that allows attackers to trigger a denial of service condition through a maliciously crafted .cmd file. Attackers can create a specially constructed .cmd file with repeated characters to overwhelm the console emulator's buffer and crash the application.
Quoted source text, attributed separately from HOL analysis.