What is CVE-2015-10004?

CVE-2015-10004 is a high-severity vulnerability in Github.com/robbert229/jwt, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2022-12-27.

How severe is CVE-2015-10004?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Github.com/robbert229/jwt

CVE-2015-10004

Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC.

Published 2022-12-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Github.com/robbert229/jwt — versions 0
JSON Web Token Project

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

github.com/robbert229/jwt/commit/ca1404ee6e83fcbafb66b09ed0d543850a15b654 (Patch, Third Party Advisory)
github.com/robbert229/jwt/issues/12 (Third Party Advisory, Issue Tracking)
pkg.go.dev/vuln/GO-2020-0023 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2015-10004?: CVE-2015-10004 is a high-severity vulnerability in Github.com/robbert229/jwt, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2022-12-27.
How severe is CVE-2015-10004?: High severity. CVSS v3 base score is 7.5 out of 10.