CVE-2026-5760

CVSS 9.8 CRITICALEPSS 0.9%CWE-94

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

20 Apr 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

SGLang's reranking endpoint (/v1/rerank) achieves Remote Code Execution (RCE) when a model file containing a malcious tokenizer.chat_template is loaded, as the Jinja2 chat templates are rendered using an unsandboxed jinja2.Environment().

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

SGLang · SGLang

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References

https://github.com/sgl-project/sglang/pull/23660 https://github.com/Stuub/SGLang-0.5.9-RCE https://www.kb.cert.org/vuls/id/915947