Critical severity9.8NVD Advisory· Published Mar 18, 2026· Updated Jul 14, 2026
CVE-2026-25873
CVE-2026-25873
Description
OmniGen2-RL contains an unauthenticated remote code execution vulnerability in the reward server component that allows remote attackers to execute arbitrary commands by sending malicious HTTP POST requests. Attackers can exploit insecure pickle deserialization of request bodies to achieve code execution on the host system running the exposed service.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
7- arxiv.org/abs/2506.18871nvd
- chocapikk.com/posts/2026/omnigen2-pickle-rce/nvd
- github.com/VectorSpaceLab/OmniGen2/blob/3a13017e532f9f309a38bca571fd62200a6415c5/OmniGen2-RL/reward_server/reward_proxy.pynvd
- github.com/VectorSpaceLab/OmniGen2/blob/3a13017e532f9f309a38bca571fd62200a6415c5/OmniGen2-RL/reward_server/reward_proxy.pynvd
- github.com/VectorSpaceLab/OmniGen2/blob/3a13017e532f9f309a38bca571fd62200a6415c5/OmniGen2-RL/reward_server/reward_server.pynvd
- github.com/VectorSpaceLab/OmniGen2/pull/139nvd
- www.vulncheck.com/advisories/omnigen2-rl-reward-server-unsafe-deserialization-rcenvd
News mentions
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