redis-parser through 3.0.0 Denial of Service via Invalid Array Length

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What is CVE-2026-97057?

CVE-2026-97057 is a vulnerability classified as Improper Validation of Specified Quantity in Input, affecting redis-parser (affected versions: ≤ 3.0.0). This vulnerability is rated High, with a CVSS score of 8.7. Current sources do not report this vulnerability as exploited.

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Overview

Original source data

redis-parser through 3.0.0 fails to validate the multi-bulk length value in RESP protocol parsing, allowing attackers to trigger an uncaught RangeError by supplying an excessively large declared length. A malicious or compromised Redis endpoint can deliver a crafted RESP header with a length above 2^32-1 to crash the Node.js client process.

Affected products and scope

The analysis could not be completed. The original vulnerability data remains available below.

Technical details

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Exploitability

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Technical impact

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Business impact

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Remediation

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Detection

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