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Vulnerability record · CVE-2026-49197 · published 29 May 2026

CVE-2026-49197: Acer predator connect w6x firmware improper authentication vulnerability

Acer · Predator Connect W6x Firmware

Web endpoints intended for the Acer Connect app improperly validate the HTTP Authorization header, failing to block requests when Base64 decoding fails.

10.0 CVSS 4.0 Critical EPSS 0.53% · top 57.8% CWE-287 · Improper authentication
10.0CVSS 4.0 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
21 Jul 2026Last modified by NVD

Description

Web endpoints intended for the Acer Connect app improperly validate the HTTP Authorization header, failing to block requests when Base64 decoding fails.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://community.acer.com/en/kb/articles/19672 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-49199Acer predator connect w6x firmware command injection vulnerabilityCrafted MQTT messages can trigger command injection, resulting in root-level code execution on the target device.EPSS 2.2%8.7CVE-2026-49195Acer predator connect w6x firmware missing authentication for critical function vulnerabilityUnauthenticated Debug Service. The /sbin/mtk_dut binary is exposed on TCP port 9000 without authentication, allowing any LAN-based attacker to execut…EPSS 0.37%8.6CVE-2026-49196Acer predator connect w6x firmware command injection vulnerabilityThe Wi-Fi device blocking feature fails to sanitize MAC address input, allowing injection and execution of arbitrary shell commands.EPSS 0.66%8.3CVE-2026-49198Acer predator connect w6x firmware improper access control vulnerabilityImproper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.EPSS 0.35%7.5CVE-2026-42018JFrog Artifactory improper authentication leaks anonymous tokenJFrog Artifactory can return an internal anonymous-user token to an unauthenticated caller even when anonymous access is disabled. Because the token …KEVEPSS 9.8%analysed9.8CVE-2026-82329JFrog Artifactory improper authentication allows admin takeoverJFrog Artifactory contains an improper authentication weakness (CWE-287) that, under default configuration, may let an unauthenticated attacker with …KEVEPSS 14%analysed8.8CVE-2026-59822LiteLLM MCP endpoint auth bypass via OAuth2 passthrough fallbackLiteLLM's MCP Streamable HTTP endpoint, prior to 1.84.0, let an unauthenticated attacker send a fabricated Authorization header that triggered an OAu…KEVEPSS 0.84%analysed10.0CVE-2026-49869Kestra OSS auth bypass via path suffix match enables RCEKestra OSS AuthenticationFilter whitelists the public config endpoint using request.getPath().endsWith("/configs"), a suffix match instead of an exac…KEVEPSS 2.1%analysed

Source: NIST National Vulnerability Database (record CVE-2026-49197), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.