What is CVE-2026-41679?

CVE-2026-41679 is a critical-severity vulnerability in Paperclipai Paperclip, classified under Improper Authentication. CVSS score: 10.0/10. Published 2026-04-23.

How severe is CVE-2026-41679?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2026-41679 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Paperclipai Paperclip

CVE-2026-41679

Paperclip is a Node.js server and React UI that orchestrates a team of AI agents to run a business. Prior to version 2026.416.0, an unauthenticated attacker can achieve full remote code execution on any network-accessible Paperclip instanc…

Vulnerability class: Broken Authentication

EPSS: 0.008 (74.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Paperclipai Paperclip — versions < 2026.410.0
Paperclipai @Paperclipai/server — versions < 2026.410.0

Weakness classification (CWE)

Public proof-of-concept exploits

bartfroklage/cve-2026-41679

References

https://github.com/paperclipai/paperclip/security/advisories/GHSA-68qg-g8mg-6pr7 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-41679?: CVE-2026-41679 is a critical-severity vulnerability in Paperclipai Paperclip, classified under Improper Authentication. CVSS score: 10.0/10. Published 2026-04-23.
How severe is CVE-2026-41679?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2026-41679 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.