CVE-2010-2810: Lynx

Medium severity, CVSS 6.8. EPSS: 3.7% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the convert_to_idna function in WWW/Library/Implementation/HTParse.c in Lynx 2.8.8dev.1 through 2.8.8dev.4 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a malformed URL containing a % (percent) character in the domain name.

Affected products

• Lynx Lynx: version 2.8.8 only

Published 2010-08-20. Last modified 2026-06-16.