Jsonwebtoken

This hub aggregates every CVE we track for Jsonwebtoken, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 5 most recently published vulnerabilities affecting Jsonwebtoken.

• CVE-2026-25537jsonwebtoken has Type Confusion that leads to potential authorization bypass7.5Feb 4, 2026
• CVE-2022-23539jsonwebtoken unrestricted key type could lead to legacy keys usage5.9Dec 22, 2022
• CVE-2022-23540jsonwebtoken vulnerable to signature validation bypass due to insecure default algorithm in jwt.verify()6.4Dec 22, 2022
• CVE-2022-23541jsonwebtoken's insecure implementation of key retrieval function could lead to Forgeable Public/Private Tokens from RSA to HMAC5.0Dec 22, 2022
• CVE-2015-9235In 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 atta...9.8May 29, 2018