CVE-2021-42260: Debian Linux

High severity, CVSS 7.5. EPSS: 3.3% chance of exploitation in the next 30 days.

TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Tinyxml Project Tinyxml: from 2.3.2, up to and including 2.6.2; version 2.3.0 only; version 2.3.1 only

Published 2021-10-11. Last modified 2026-06-17.