CVE-2026-49190: acer connect_m6e_5g_firmware OS Command Injection
CVSS: 9.4v4.0CriticalAnalyzed
Published 04-06-2026Last modified 04-06-2026
Vulnerability summary
CVE-2026-49190 is a critical (CVSS 9.4) OS Command Injection vulnerability in acer connect_m6e_5g_firmware. EPSS estimates a 0.81% chance of exploitation in the next 30 days, higher than 56.3% of scored vulnerabilities.
CVSS score
9.4/10
010
Critical · v4.0 (CVE.org)EPSS score
0.81%
0%100%
Low · +0.38 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-06-2026PublishedVulnerability first disclosed.
- 04-06-2026Last modifiedVulnerability information updated.
Description
The system fails to evaluate instructional permissions over multiple internal operation codes (opcodes), permitting unauthorized application installations or command executions.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.4Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HSourcesAll 2 agree
- NVDNIST9.4CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:X/V:X/RE:X/U:X
High 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.81%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
+0.38 pp
From 0.43% on 21-09-2026
21-09-202621-10-2026
EPSS score0.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Acer2 products
- connect_m6e_5g_firmware≤ m6e_ai_1.00.000019
- connect m6e 5g portable wifi router≤ M6E_AI_1.00.000019
1 vendor · 2 products