CVE-2026-114054

MEDIUM 6.5

vLLM before 0.31.0 Cross-Request Cache Aliasing via EXIF ImageID and Prefix-Cache Keys

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

vLLM before 0.31.0 contains a cache aliasing vulnerability that allows authenticated attackers to collide shared cache keys by supplying caller-controlled values such as EXIF ImageID or cache_salt. Attackers can set a UUID EXIF ImageID to receive another request's cached processed media, or match cache_salt to a LoRA name to reuse first-block KV state.

CWE	CWE-284
Vendor	vllm-project
Product	vllm
Published	Oct 21, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

vllm-project / vllm

0 < 0.31.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/vllm-project/vllm/security/advisories/GHSA-rh6f-3x46-j33q vulncheck.com: https://www.vulncheck.com/advisories/vllm-before-0.31.0-cross-request-cache-aliasing-via-exif-imageid-and-prefix-cache-keys

Credits

KernelClint jperezdealgaba