CVE-2015-8381

CVE-2015-8381 describes a heap-based buffer overflow vulnerability in PCRE before 8.38 and PCRE2 before 10.2x, specifically within the compile_regex function, affecting products that utilize these libraries. This flaw allows remote attackers to cause a denial of service or potentially other impacts by providing a specially crafted regular expression. With a CVSS score of 7.5, it is considered highly severe due to its network attack vector and low attack complexity, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this vulnerability.