CVE-2021-29451

Missing validation of JWT signature in `ManyDesigns/Portofino`

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.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory mvnrepository.com
Affected: ManyDesigns Portofino
Published at:
Updated at:

References

Link Tags
https://github.com/ManyDesigns/Portofino/security/advisories/GHSA-6g3c-2mh5-7q6x third party advisory
https://github.com/ManyDesigns/Portofino/commit/8c754a0ad234555e813dcbf9e57d637f9f23d8fb third party advisory patch
https://mvnrepository.com/artifact/com.manydesigns/portofino third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-29451?
CVE-2021-29451 has been scored as a critical severity vulnerability.
How to fix CVE-2021-29451?
To fix CVE-2021-29451, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-29451 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-29451 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-29451?
CVE-2021-29451 affects ManyDesigns Portofino.
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