CVE-2017-16420

CVE-2017-16420 is a high-severity vulnerability affecting Adobe Acrobat and Reader versions 2017.012.20098 and earlier, 2017.011.30066 and earlier, 2015.006.30355 and earlier, and 11.0.22 and earlier. This out-of-bounds read vulnerability in the JavaScript engine's annotation abstraction component allows an attacker to read data beyond the target buffer, potentially leading to sensitive data exposure. With a CVSS score of 8.8 (High), it can be exploited remotely with low attack complexity, requiring user interaction. While there is no evidence of active exploitation or publicly available exploit code, the vulnerability has garnered some community discussion and media coverage.