79% of Third-Party Libraries in Apps are Never Updated, says Veracode study. A lack of contextual information and concerns over application disruption among contributing factors. 50% of libraries take longer than 21 months to update, and 25% are not updated for as long as four years. The study was conducted by Veracodes, which analyzed 13 million scans of 86,0000 customer repositories containing more than 301,000 unique software libraries. The security vendor also surveyed about 2,000 developers to understand their use of third-party software.”]