AUGUST 25, 2026
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Case File

CVE-2026-57277

HIGH · CVSS 8.3 EPSS 0.29%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-07-02 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.3. See the original NVD description below for full technical details.

CVE
CVE-2026-57277
Severity
HIGH
CVSS
8.3
EPSS
0.29%

Original NVD Description

GeoWebPlayer (also called "Web Plugin" in the GV-VMS documentation and "WS Player" for VMS-Cloud) is an addon that can be installed with various GeoVision software (GV-VMS, GV-Cloud, ...). It creates a websocket server that expands the capabilities of the various web-interfaces provided by the GeoVision software and may be necessary for them to function properly. The Websocket server can accept various commands coming from localhost. One of them, `connectionInfo` is meant to provide the necessary details to connect to a camera. The handler associated with this command that we call`handle_connection_info` contains multiple instances of string copy that can overflow. The function `handle_connect_info` copies attacker-controlled JSON strings into fixed-size buffers using manual byte-by-byte loops that do not enforce length limits. #### Buffer Overflow in key field