10

CVE-2026-49197: acer predator_connect_w6x_firmware Improper Authentication

CVSS: 10.0v4.0CriticalAnalyzed
Published 29-05-2026Last modified 29-05-2026
Open JSON

Vulnerability summary

CVE-2026-49197 is a critical (CVSS 10.0) Improper Authentication vulnerability in acer predator_connect_w6x_firmware. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
Critical · v4.0 (CVE.org)
EPSS score
0.53%
0%100%
Low · +0.19 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

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

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.53%

Chance of exploitation in the next 30 days

Percentile

44%

Versus all other CVEs

30-day change

+0.19 pp

From 0.33% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.53%

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