What’s Vulnerable › Vulnerabilities

CVE-2026-2265: Replicator 1.0.5 is vulnerable to Remote Code Execution through Insecure Deserialization

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-01 · updated 2026-06-17

Description

An unauthenticated remote code execution (RCE) vulnerability exists in applications that use the Replicator node package manager (npm) version 1.0.5 to deserialize untrusted user input and execute the resulting object.

Affected products

• Replicator: 1.0.5

References

• https://github.com/inikulin/replicator
• https://github.com/inikulin/replicator/pull/19
• https://morielharush.github.io/2026/03/31/cve-2026-2265-replicator-deserialization-of-untrusted-data/

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