CVE-2020-37189

HIGH

TaskCanvas 1.4.0 - Denial of Service via Registration Code Input Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37189. PoCs published by Ismail Tasdelen.

AI-analyzed exploit summary This exploit generates a large buffer of 'A' characters to trigger a denial-of-service (DoS) condition in TaskCanvas 1.4.0 during the registration process. The payload is written to a file (poc.txt) and pasted into the registration field, causing the application to crash.

Description

TaskCanvas 1.4.0 contains a denial of service vulnerability in the registration code input field that allows attackers to crash the application. Attackers can generate a 1000-character buffer payload and paste it into the registration field to trigger an application crash.

Exploits (1)

exploitdb WORKING POC
by Ismail Tasdelen · pythondoswindows
https://www.exploit-db.com/exploits/47911

This exploit generates a large buffer of 'A' characters to trigger a denial-of-service (DoS) condition in TaskCanvas 1.4.0 during the registration process. The payload is written to a file (poc.txt) and pasted into the registration field, causing the application to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: TaskCanvas 1.4.0
No auth needed
Prerequisites: TaskCanvas 1.4.0 installed on Windows 10 · Python to generate the payload file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47911
Various Sources product
https://www.digitalvolcano.co.uk/

Scores

CVSS v3 7.5
EPSS 0.0041
EPSS Percentile 32.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-120
Status published
Published Feb 11, 2026
Tracked Since Feb 18, 2026