# CVE-2024-47178

## Summary

- **CVE ID:** CVE-2024-47178
- **Severity:** HIGH
- **CVSS Score:** 8.7 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-208
- **Published:** Sep 30, 2024
- **Last Modified:** Mar 13, 2026

## Description

basic-auth-connect is Connect's Basic Auth middleware in its own module. basic-auth-connect < 1.1.0 uses a timing-unsafe equality comparison that can leak timing information. This issue has been fixed in basic-auth-connect 1.1.0.

## Affected Products

- expressjs — basic-auth-connect (< 1.1.0)

## References

- [CNA](https://github.com/expressjs/basic-auth-connect/security/advisories/GHSA-7p89-p6hx-q4fw)
- [CNA](https://github.com/expressjs/basic-auth-connect/commit/bac1e6a8530e1efd0028800b9b588a37adb0d203)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.52%
- **EPSS Percentile:** 42.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._