GitLab warns of max severity code execution vulnerability

GitLab has issued an urgent warning to users about a maximum-severity vulnerability affecting its CI/CD Regular Expression Compiler engine. The flaw allows remote attackers to execute arbitrary code on targeted GitLab instances without requiring authentication or special privileges. GitLab is urging all users to immediately apply available patches to mitigate the risk. The vulnerability is classified as maximum severity, indicating a critical threat level to organizations using affected GitLab versions. No additional details about active exploitation were provided in the article excerpt, but the urgency of the advisory suggests a high risk of exploitation.