VULNERABILITY INTELLIGENCE

CVE-2021-29451

CVSS score9.1 CRITICAL
EPSS probability0.95%
CISA KEVNot currently listed
Published2021-04-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Description

Portofino is an open source web development framework. Portofino before version 5.2.1 did not properly verify the signature of JSON Web Tokens. This allows forging a valid JWT. The issue will be patched in the upcoming 5.2.1 release.

Weakness classification

  • security-advisories@github.com: CWE-347

Primary references