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archive/Patch now/AIR-2025-0398
closedclosed 4 Mar 2025Patch now2 Disclosed vulnerabilityAI

CVE-2025-1953: Insufficiently random values in vLLM AIBrix prefix caching

vLLM AIBrix

An issue involving insufficiently random values was found in the prefix caching component of vLLM AIBrix. Users are advised to upgrade to version 0.3.0 to mitigate the flaw.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
2.6
EPSS
<0.01 · top 82% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
4 Mar 2025
last update
4 Mar 2025
CVE ids
CVE-2025-1953other records

Timeline · 1

  1. 4 Mar 2025CVE-2025-1953: A vulnerability has been found in vLLM AIBrix 0.2.0 and classified as problematic.

Sources · 1

Advisories and databases

  1. 2025-03-04
    CVE-2025-1953: A vulnerability has been found in vLLM AIBrix 0.2.0 and classified as problematic.
    NVD · nvd.nist.gov/vuln/detail/CVE-2025-1953

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
prefix-caching
dates
happened 4 Mar 2025 · first reported 4 Mar 2025
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2025-1953: Insufficiently random values in vLLM AIBrix prefix caching

https://gcdradar.vercel.app/incidents/cve-2025-1953-insufficiently-random-values-in-vllm-aibrix-pr · AIR-2025-0398 · closed 2025-03-04

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2025-03-04
- AI role: Attack on AI
- Products: vLLM AIBrix
- CVE ids: CVE-2025-1953
- CVSS: 2.6

## Summary

An issue involving insufficiently random values was found in the prefix caching component of vLLM AIBrix. Users are advised to upgrade to version 0.3.0 to mitigate the flaw.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2025-03-04: CVE-2025-1953: A vulnerability has been found in vLLM AIBrix 0.2.0 and classified as problematic. (https://nvd.nist.gov/vuln/detail/CVE-2025-1953)

## Sources

- 2025-03-04 NVD: CVE-2025-1953: A vulnerability has been found in vLLM AIBrix 0.2.0 and classified as problematic. https://nvd.nist.gov/vuln/detail/CVE-2025-1953

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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