CVE-2026-49198
MEDIUMCVSS 4.9/10EPSS 0.21%
Last modified
CVE-2026-49198 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Acer | Predator Connect W6x Firmware | <= w6x_gbl_2.00.000005 |
References
- https://community.acer.com/en/kb/articles/19672Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-49198?
Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.
How severe is CVE-2026-49198?
CVE-2026-49198 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-49198?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
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Are you affected by CVE-2026-49198?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST