8.3

CVE-2026-49198: acer predator_connect_w6x_firmware Improper Access Control

CVSS: 8.3v4.0HighAnalyzed
Published 29-05-2026Last modified 29-05-2026
Open JSON

Vulnerability summary

CVE-2026-49198 is a high (CVSS 8.3) Improper Access Control vulnerability in acer predator_connect_w6x_firmware. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.8% of scored vulnerabilities.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.3/10
010
High · v4.0 (CVE.org)
EPSS score
0.34%
0%100%
Low · +0.14 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-05-2026
    PublishedVulnerability first disclosed.
  2. 29-05-2026
    Last modifiedVulnerability information updated.

Description

Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.34%

Chance of exploitation in the next 30 days

Percentile

27%

Versus all other CVEs

30-day change

+0.14 pp

From 0.21% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.34%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Acer1 product

1 vendor · 1 product

References

1 links