CVE-2026-15969

State: Published
Severity: 9.8 Critical
Published: Jul 30, 2026
Updated: Jul 31, 2026
Reserved: Jul 16, 2026

Description

SGLang contains an unauthenticated RCE in /load_lora_adapter_from_tensors via bypass of SafeUnpickler’s incomplete denylist, allowing arbitrary command execution through crafted base64-encoded pickle payloads.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
SGLangSGLang	v0.5.15 and earlierAffected

References

https://github.com/sgl-project/sglang/security/advisories/GHSA-2wvm-gjg7-5jfm
https://thoughts.apoorvdayal.com/posts/sglang-disclosures/

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