All vulnerabilities

Servers and applications

CVE-2025-46560

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. Versions starting from 0.8.0 and prior to 0.8.5 are affected by a critical performance vulnerability in the input preprocessing logic of the multimodal tokenizer. The code dynamically replaces placeholder tokens (e.g., <|audio_|>, <|image_|>) with repeated tokens based on precomputed lengths. Due to…

Severity
High 7.5
Published
30 Apr 2025
Last changed
17 Jun 2026
Added to UpHeron
3 Nov 2026
Fixed in
0.8.5
Sources
NVD

Affected software

SoftwareAffected versions
vLLMServers and applications · cpe:a:vllm:vllm
  • From 0.8.0 before 0.8.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-46560
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-46560