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f5.com · exploit público critical

React2Shell (CVE-2025-55182) mass exploitation: RondoDox, credential stealers and reverse shells observed in December 2025

F5 Labs, using Efflux sensor telemetry, analyzed December 2025 exploitation of React2Shell (CVE-2025-55182), a CVSS 10.0 unsafe deserialization RCE in React Server Components. It was disclosed on 3 December 2025 and rose to second place among the most exploited CVEs, behind only CVE-2017-9841. Within days of disclosure, actors moved from …

CVE-2025-55182 CVE-2017-9841 CVE-2023-1389 RondoDox
f5.com · medium

F5 Labs: Chinese open-weight AI models show strong cyber capability but uneven resistance to prompt injection and jailbreaks

F5 Labs assesses the security risks and rewards of Chinese open-weight LLMs (Qwen, GLM, Kimi, MiMo, MiniMax, DeepSeek). It finds that strong offensive and defensive cyber capability does not translate into consistent resistance to attack. Cited examples include Kimi K3 finding 19 vulnerabilities in Redis and GLM 5.2 being self-hosted by H…

technology cybersecurity