Quectel manufactures cellular modules and wireless communication devices deployed across IoT and embedded systems, with a vulnerability footprint centered on products such as the AG550QCN and EG25-G series and their associated firmware. The observed weakness classes span OS command injection and cross-site scripting, reflecting input-handling gaps in web-facing management interfaces and command-processing paths common to network-connected embedded devices, with live severity and exploitation counts shown alongside this summary.
The number and severity of CVEs published that impact products developed by Quectel over time
Signals from CVEs in this vendor scope (4 CVEs).
4 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2022-26147CRITICAL The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection. | Jun 21, 2022 | 9.8 | 32 | NO | NO |
CVE-2021-31698CRITICAL Quectel EG25-G devices through 202006130814 allow executing arbitrary code remotely by using an AT command to place shell metacharacters in quectel_handle_fumo_cfg input in atfwd_d | Aug 12, 2021 | 9.8 | 31 | NO | NO |
CVE-2023-26921CRITICAL OS Command Injection vulnerability in quectel AG550QCN allows attackers to execute arbitrary commands via ql_atfwd. | Apr 4, 2023 | 9.8 | 30 | NO | NO |
CVE-2021-45815MEDIUM Quectel UC20 UMTS/HSPA+ UC20 6.3.14 is affected by a Cross Site Scripting (XSS) vulnerability. | Dec 30, 2021 | 6.1 | 17 | NO | NO |
Signals from CVEs in this vendor scope (4 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Quectel.
Media articles that mention a CVE ID that affects a product developed by Quectel — matched by CVE ID, not by vendor name.