light-oauth2 missing public key verification

MITTEL 5.9CVE-2023-31580 · GHSA-mx47-h5fv-ghwh · Published 25/10/2023 · updated 17/06/2026

Kurz gesagt

CVE-2023-31580 ist eine Schwachstelle (MITTEL (CVSS 5.9)) in com.networknt:light-oauth2, light-oauth2 (networknt).
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.69%, höher als bei 52.9% aller Schwachstellen.
Abhilfe: auf 2.1.27 oder neuer aktualisieren.

Package	Affected versions	Patched versions
com.networknt:light-oauth2 Maven	`< 2.1.27`	`2.1.27`
light-oauth2 networknt	`< 2.1.27`	`2.1.27`

Description

light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.

NVD description

light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.

References

nvd.nist.gov/vuln/detail/CVE-2023-31580 · ADVISORY
networknt/light-oauth2 · WEB
KANIXB/JWTIssues · WEB
networknt/light-oauth2 · PACKAGE

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