description: In jsonwebtoken node module before 4.2.2 it is possible for an attacker to bypass verification when a token digitally signed with an asymmetric key (RS/ES family) of algorithms but instead the attacker send a token digitally signed with a symmetric algorithm (HS* family).
problem types: Improper Input Validation (CWE-20)
affected:
{
product: jsonwebtoken node module
vendor: HackerOne
versions:
status: affected, version: <4.2.2
}