New Cache Key Injection Attack Lets Hackers Bypass Access Controls and Poison Nginx Caches

Security researchers have unveiled a cache poisoning technique called cache key injection that lets attackers bypass access controls, expose cached sensitive pages, trigger denial-of-service conditions, and potentially execute stored cross-site scripting (XSS) attacks against vulnerable Nginx deployments. Research by YesWeHack researcher Alex Brumen highlights flaws that occur when web caches create cache keys by directly […]

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