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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.

PUBLISHED Reserved 2026-02-10 | Published 2026-02-11 | Updated 2026-02-12 | Assigner VulnCheck




MEDIUM: 4.6CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Product status

1.4.0
affected

Credits

Ismail Tasdelen finder

References

www.exploit-db.com/exploits/47911 (ExploitDB-47911) exploit

www.digitalvolcano.co.uk/ (Vendor Homepage) product

www.digitalvolcano.co.uk/taskcanvasdownload.html (TaskCanvas Software Download Page) product

www.vulncheck.com/...skcanvas-registration-denial-of-service (VulnCheck Advisory: TaskCanvas 1.4.0 - 'Registration' Denial Of Service) third-party-advisory

cve.org (CVE-2020-37189)

nvd.nist.gov (CVE-2020-37189)

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