CVE-2026-109229

HighCVSS 7.5/10Last modified Oct 13, 2026

Description

SGLang through 0.5.21 contains a denial of service vulnerability that disables Pillow decompression bomb protection process-wide by setting Image.MAX_IMAGE_PIXELS to None in NanoNemotronVLImageProcessor. Remote attackers can submit small, highly compressed images with huge dimensions to the generic image loader, exhausting worker memory during decoding.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-409

Affected software

Vendor	Product	Versions
sgl-project	sglang	<= 0.5.21

References

Timeline

Published: Oct 12, 2026
Last modified: Oct 13, 2026
NVD status: Deferred

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