Evolve · Evolver · CVE-2026-42077
**Name of the Vulnerable Software and Affected Versions**
Evolver versions prior to 1.69.3
**Description**
A prototype pollution issue in the mailbox store module allows attackers to modify the behavior of all JavaScript objects by injecting malicious properties into Object.prototype. The flaw occurs within the ` applyUpdate()` and ` updateRecord()` functions, which utilize Object.assign() to merge user-controlled data without filtering dangerous keys such as ` proto `, `constructor`, or `prototype`.
**Recommendations**
Update to version 1.69.3.