What is GHSA-gwmj-hf32-5v8v?

GHSA-gwmj-hf32-5v8v is a security advisory published by GitHub Security Advisories with Critical severity. Paperclip before 0.3.1 in default local_trusted mode fails to validate Host headers, allowing...

Which CVE IDs does GHSA-gwmj-hf32-5v8v cover?

GHSA-gwmj-hf32-5v8v covers the following CVE IDs: CVE-2026-77087. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gwmj-hf32-5v8v?

GHSA-gwmj-hf32-5v8v has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-gwmj-hf32-5v8vCriticalCVSS 9.6

Paperclip before 0.3.1 in default local_trusted mode fails to validate Host headers, allowing...

Vendor

GitHub Security Advisories

Published

August 21, 2026

Last Modified

August 21, 2026

🔗 CVE IDs covered (1)

CVE-2026-77087 →

📋 Description

Paperclip before 0.3.1 in default local_trusted mode fails to validate Host headers, allowing attackers to execute arbitrary commands via DNS rebinding. An attacker can craft a malicious webpage that, when visited by a developer running Paperclip locally, uses DNS rebinding to make authenticated API requests and execute commands through the process adapter.

🔗 References (4)

https://github.com/paperclipai/paperclip/security/advisories/GHSA-x8hx-rhr2-9rf7
https://nvd.nist.gov/vuln/detail/CVE-2026-77087
https://www.vulncheck.com/advisories/paperclip-before-remote-code-execution-via-dns-rebinding
https://github.com/advisories/GHSA-gwmj-hf32-5v8v