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Description

TextCrawler Pro 3.1.1 contains a denial of service vulnerability that allows attackers to crash the application by sending an oversized buffer in the license key field. Attackers can generate a 6000-byte payload and paste it into the activation field to trigger an application crash.

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




MEDIUM: 6.7CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/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

3.1.1
affected

Credits

Achilles finder

References

www.exploit-db.com/exploits/47862 (ExploitDB-47862) exploit

www.digitalvolcano.co.uk/index.html (Digital Volcano Homepage) product

www.vulncheck.com/...ories/textcrawler-pro-denial-of-service (VulnCheck Advisory: TextCrawler Pro3.1.1 - Denial of Service) third-party-advisory

cve.org (CVE-2020-37213)

nvd.nist.gov (CVE-2020-37213)

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