PT-2026-26698 · Unknown · Websocket Application Programming Interface

Khaled Sarieddine + 1 · Published 2026-03-20 · Updated 2026-05-06 · CVE-2026-31904

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions WebSocket Application Programming Interface (affected versions not specified)

Description The WebSocket Application Programming Interface does not restrict the number of authentication requests. This lack of rate limiting could enable an attacker to perform denial-of-service attacks by disrupting or misdirecting legitimate charger telemetry. It may also allow brute-force attacks to gain unauthorized access. The API lacks rate limiting on authentication requests, potentially impacting a large number of devices.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Improper Restriction of Excessive Authentication Attempts

Weakness Enumeration

CWE-307

Related Identifiers

CVE-2026-31904

Affected Products

Websocket Application Programming Interface

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-31904 · Security Note
• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-078-06.json · Note
• https://twitter.com/VulmonFeeds/status/2035202479768371473 · Twitter Post
• https://cisa.gov/news-events/ics-advisories/icsa-26-078-06 · Note
• https://ctek.com/support · Note
• https://t.me/cveNotify/162364 · Telegram Post
• https://twitter.com/CVEnew/status/2035262129796739392 · Twitter Post