In http-proxy-middleware before 2.0.8 and 3.x before 3.0.4, writeBody can be called twice because "else if" is not used.
CVE-2025-32996
This medium-severity CVE scores 4.0 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 64% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 4.0
- EG Score
- 4.0(medium)
- EG Risk
- 18(Track)EG Risk 18/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity40% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 37%
- KEV
- Not listed
Published
April 15, 2025
Last Modified
October 21, 2025
References (4)
- cve@mitrehttps://github.com/chimurai/http-proxy-middleware/commit/020976044d113fc0bcbbaf995e91d05e2829a145
- cve@mitrehttps://github.com/chimurai/http-proxy-middleware/pull/1089
- cve@mitrehttps://github.com/chimurai/http-proxy-middleware/releases/tag/v2.0.8
- cve@mitrehttps://github.com/chimurai/http-proxy-middleware/releases/tag/v3.0.4
Vendor Advisories for CVE-2025-32996(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | rhdh/rhdh-hub-rhel9:1.7.0-1754936470 | 2025-08-19 | redhat |
| redhat | rhdh/rhdh-hub-rhel9:1.6.2-1750887220 | 2025-06-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| http-proxy-middleware | — | 3.0.4 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 5× in last 7d / 27× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 137 total refreshes for this CVE.
- 2026-09-08 21:59 UTCEPSS rescore
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- 2026-08-12 13:50 UTCEPSS rescore
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- 2026-07-07 04:51 UTCOSV refresh
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Frequently asked(5)
What is CVE-2025-32996?
When was CVE-2025-32996 disclosed?
Is CVE-2025-32996 actively exploited?
What is the CVSS score of CVE-2025-32996?
How do I remediate CVE-2025-32996?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-32996
Is Your Infrastructure Affected by CVE-2025-32996?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.