P5Verified

CVE-2023-37544: Apache Pulsar WebSocket Proxy: Improper Authentication for WebSocket Proxy Endpoint (exact versions not specified)

CVE-2023-37544. EPSS 0.01351 (percentile 0.70603), scored 2026-10-06. Fixed version: 54359b6e85f6678695075ee9008102bfb7ee2bd6. Fixed version: ceed96f7af848120acb594ced7a19f9a727e640a.

Affected technology

Apache Pulsar WebSocket Proxy: Improper Authentication for WebSocket Proxy Endpoint · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (OSV, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

OSV’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-08 17:19:22.265729+00:00

CCR priority: 0.3 /100 (P5)
CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · OSV.dev
EPSS: 0.01351 · percentile 0.70603 · 2026-10-06
KEV: no

Provenance

OSV.dev · Source record · observed 2026-10-08 08:57:13.774521+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2023-37544.html