basic-auth-connect's callback uses time unsafe string comparison
Priority LOW 38CWE-208Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 4.0 · CNA. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-208.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00522 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial basic-auth-connect (expressjs): 1.1.0basic-auth-connect (npm): 1.1.0Red Hat: 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| expressjs | basic-auth-connect | before 1.1.0 | 1.1.0 | Patch available | CNA |
| — | basic-auth-connect (npm) | before 1.1.0 | 1.1.0 | Patch available | GHSA-7p89-p6hx-q4fw |
- basic-auth-connect Vendorexpressjs Affected before 1.1.0 Fixed in 1.1.0 Patch available CNA
- basic-auth-connect (npm) Vendor— Affected before 1.1.0 Fixed in 1.1.0 Patch available GHSA-7p89-p6hx-q4fw
Remediation
- Fix · CNA basic-auth-connect (expressjs) Fixed in 1.1.0
- Fix · GHSA-7p89-p6hx-q4fw basic-auth-connect (npm) Fixed in 1.1.0 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Fuse 7 | Affected | No fix planned: Out of support scope |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-47178
- 2026-10-03 Alias added: GHSA-7p89-p6hx-q4fw
References
Patch 1
Sources
- CVE-2024-47178 · CVE Program
- CVE-2024-47178 · NVD
- FIRST EPSS
- GHSA-7p89-p6hx-q4fw · GitHub Advisory Database · CC BY 4.0
- CVE-2024-47178 · Red Hat security data · CC BY 4.0
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