CVE-2023-31580
MEDIUMCVSS 5.9/10EPSS 0.55%
Last modified
CVE-2023-31580 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Networknt | Light-Oauth2 | < 2.1.27 |
References
- https://github.com/networknt/light-oauth2/issues/369Issue Tracking
- https://github.com/networknt/light-oauth2/issues/369Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-31580?
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.
How severe is CVE-2023-31580?
CVE-2023-31580 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.
How do I fix CVE-2023-31580?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-31580?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST