CVE catalog
CVE-2023-31125
engine.io Uncaught Exception vulnerability
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.33% · Oct 25, 2026
A flaw was found in Engine.IO, where it is vulnerable to a denial of service caused by an uncaught exception. This flaw allows an attacker to cause a denial of service by sending a specially crafted HTTP request. engine.io: Uncaught exception in engine.io The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Npm | engine.io | Not reported | 6.4.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Npm | engine.io | npm | Not reported | 6.4.2 | Not reported | GHSA-Q9MW-68C2-J6M5 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://osv.dev/vulnerability/GHSA-q9mw-68c2-j6m5]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-31125.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1800.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]