CVE-2026-109228: fallo de gravedad alta en sgl-project sglang
SGLang through 0.5.21 Resource Budget Bypass via GLM-V Video Parameters
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 8.7epss 0.5%
SGLang through 0.5.21 contains a resource budget bypass vulnerability that allows remote attackers to override GLM-V video processing limits by supplying fps, max_frames, max_tokens_per_frame and max_image_tokens in the video_url object. Attackers can set these values arbitrarily high so glm4v.py decodes every frame of high-resolution video at full size, exhausting worker memory and denying service.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Productos afectados
sgl-project · sglangCVEs relacionadas — sgl-project sglang
En el mismo producto, de las más peligrosas a las menos.
CVE-2026-93688HIGHSGLang through 0.5.19 Unbounded Memory Allocation via bootstrap_roomEPSS 0.7%CVE-2026-93838HIGHSGLang through 0.5.20 Unbounded Memory Allocation via STAGING_REQ chunk_idxEPSS 0.7%CVE-2026-102634HIGHSGLang through 0.5.20 Denial of Service via Duplicate bootstrap_roomEPSS 0.6%CVE-2026-109226HIGHSGLang through 0.5.21 Audio Decompression Amplification via load_audioEPSS 0.6%CVE-2026-109229HIGHSGLang through 0.5.21 Decompression Bomb DoS via NanoNemotronVLImageProcessorEPSS 0.5%CVE-2026-109227HIGHSGLang through 0.5.21 Memory Exhaustion DoS via Qwen-VL Video PreprocessingEPSS 0.5%
Referencias
https://github.com/sgl-project/sglanghttps://github.com/sgl-project/sglang/blob/v0.5.21/python/sglang/srt/entrypoints/openai/protocol.py#L592-L594https://github.com/sgl-project/sglang/blob/v0.5.21/python/sglang/srt/multimodal/processors/glm4v.py#L160-L167https://github.com/sgl-project/sglang/blob/v0.5.21/python/sglang/srt/multimodal/processors/glm4v.py#L400https://github.com/sgl-project/sglang/blob/v0.5.21/python/sglang/srt/parser/conversation.py#L691https://github.com/sgl-project/sglang/issues/43705https://www.vulncheck.com/advisories/sglang-through-0.5.21-resource-budget-bypass-via-glm-v-video-parameters