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Vulnerability record · CVE-2024-2410 · published 3 May 2024

CVE-2024-2410: Google protobuf use after free vulnerability

Google · Protobuf

The JsonToBinaryStream() function is part of the protocol buffers C++ implementation and is used to parse JSON from a stream. If the input is broken up into separate chunks in a certain way, the parser will attempt to read bytes from a chunk that has already been freed. 

9.8 CVSS 3.1 Critical EPSS 0.33% · top 76.2% CWE-416 · Use after free
9.8CVSS 3.1 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

The JsonToBinaryStream() function is part of the protocol buffers C++ implementation and is used to parse JSON from a stream. If the input is broken up into separate chunks in a certain way, the parser will attempt to read bytes from a chunk that has already been freed. 

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/protocolbuffers/protobuf/releases/tag/v25.0 Release Notes
https://github.com/protocolbuffers/protobuf/releases/tag/v25.0 Release Notes

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-2410), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.