CVEvulnerability

CVE-2026-5758

6.5 MEDIUM Published 2026-04-15 Modified 2026-10-26 Official page ↗

Status: Awaiting Analysis
Published: 2026-04-15
Last modified: 2026-10-26
Assigner: [email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Description

JavaScript is vulnerable to prototype pollution in Mafintosh's protocol-buffers-schema Version 3.6.0, where an attacker may alter the application logic, bypass security checks, cause a DoS or achieve remote code execution.

References

https://github.com/mafintosh/protocol-buffers-schema/pull/70 github.com
https://morielharush.github.io/2026/04/12/cve-2026-5758-protocol-buffers-schema-prototype-pollution/ morielharush.github.io