GHSA-g3qw-9pgp-xpj4
Out-of-bounds Read in njwt
Versions of njwt prior to 1.0.0 are vulnerable to out-of-bounds reads when a number is passed into the base64urlEncode function.
On Node.js 6.x or lower this can expose sensitive information and on any other version of Node.js this creates a Denial of Service vulnerability.
Recommendation
Upgrade to version 1.0.0.
What each source reports
GitHub AdvisoriesNo score
Out-of-bounds Read in njwt
Versions of njwt prior to 1.0.0 are vulnerable to out-of-bounds reads when a number is passed into the base64urlEncode function.
On Node.js 6.x or lower this can expose sensitive information and on any other version of Node.js this creates a Denial of Service vulnerability.
Recommendation
Upgrade to version 1.0.0.
- Record
GHSA-g3qw-9pgp-xpj4- Weakness
- CWE-125
- Updated
- 2026-11-02
OSVNo score
Out-of-bounds Read in njwt
Versions of njwt prior to 1.0.0 are vulnerable to out-of-bounds reads when a number is passed into the base64urlEncode function.
On Node.js 6.x or lower this can expose sensitive information and on any other version of Node.js this creates a Denial of Service vulnerability.
Recommendation
Upgrade to version 1.0.0.
- Record
GHSA-g3qw-9pgp-xpj4- Weakness
- CWE-125
- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
njwtnpm | before 1.0.0 | 1.0.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-g3qw-9pgp-xpj4 is a vulnerability with no CVSS score yet in njwt, published September 1, 2020. No source lists public exploit code. Fixed in njwt 1.0.0.