LowVulnerability

CVE-2025-1953: vLLM AIBrix prefix caching uses insufficiently random values

Source: NVD(opens in a new tab)
Identifier: CVE-2025-1953
Published: March 4, 2025
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.3%

Summary

CVE-2025-1953 is a vulnerability in vLLM AIBrix 0.2.0, classified as problematic, in the Prefix Caching component. The flaw lies in pkg/plugins/gateway/prefixcacheindexer/hash.go, where manipulation leads to insufficiently random values (CWE-330). The source rates attack complexity as high and exploitation as difficult.

Mitigation

Upgrade to version 0.3.0, which the source says is able to address this issue.

Details

Scores and exploitation

CVSS score: 2.6(low)
EPSS: 0.3%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Weaknesses and techniques

Weakness (CWE): CWE-310
CWE-330
Attack pattern (CAPEC): CAPEC-20

Classification

Attack type: Other
Attack sophistication: Advanced
AI component targeted: Inference
Impact: Integrity
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-1953

First tracked: February 15, 2026 at 08:44 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Topics

Inference infrastructure

Summary

Mitigation

Topics

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