7.4
HIGH
CVSS 3.1
CVE-2026-19981
GL.iNet XE3000 Wi-Fi Timer Power-Schedule Feature os command injection
Overview
Description
A weakness has been identified in GL.iNet A1300, AX1800, AXT1800, BE1400, BE3600, BE6500, BE9300, BE10000, E5800, MT2500, MT3000, MT3600BE, MT5000, MT6000, X2000, X3000 and XE3000 up to 4.8.x. This affects an unknown part of the component Wi-Fi Timer Power-Schedule Feature. Executing a manipulation of the argument switch_power/restore_power can lead to os command injection. The attack can be launched remotely. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist."
Details
INFO
Published Date :
Aug. 17, 2026, 4:16 a.m.
Last Modified :
Aug. 17, 2026, 4:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Impact
Affected Products
The following products are affected by CVE-2026-19981
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
Update firmware to patch OS command injection vulnerability in Wi-Fi Timer Power-Schedule.
- Update GL.iNet devices to firmware version 4.8.1 or later.
- Apply vendor patches for the Wi-Fi Timer Power-Schedule feature.
- Restrict remote access to the device management interface.
References
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-19981.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19981 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-19981
weaknesses.
CAPEC-15: Command Delimiters Command Delimiters
CAPEC-40: Manipulating Writeable Terminal Devices Manipulating Writeable Terminal Devices
CAPEC-43: Exploiting Multiple Input Interpretation Layers Exploiting Multiple Input Interpretation Layers
CAPEC-75: Manipulating Writeable Configuration Files Manipulating Writeable Configuration Files
CAPEC-76: Manipulating Web Input to File System Calls Manipulating Web Input to File System Calls
CAPEC-136: LDAP Injection LDAP Injection
CAPEC-183: IMAP/SMTP Command Injection IMAP/SMTP Command Injection
CAPEC-248: Command Injection Command Injection
CAPEC-6: Argument Injection Argument Injection
CAPEC-15: Command Delimiters Command Delimiters
CAPEC-43: Exploiting Multiple Input Interpretation Layers Exploiting Multiple Input Interpretation Layers
CAPEC-88: OS Command Injection OS Command Injection
CAPEC-108: Command Line Execution through SQL Injection Command Line Execution through SQL Injection
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-19981 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19981 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 17, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:gl.inet:a1300:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'A1300', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:ax1800:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'AX1800', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:axt1800:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'AXT1800', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:be1400:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'BE1400', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:be3600:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'BE3600', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:be6500:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'BE6500', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:be9300:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'BE9300', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:be10000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'BE10000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:e5800:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'E5800', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:mt2500:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'MT2500', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:mt3000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'MT3000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:mt3600be:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'MT3600BE', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:mt5000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'MT5000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:mt6000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'MT6000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:x2000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'X2000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:x3000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'X3000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}, {'cpes': ['cpe:2.3:a:gl.inet:xe3000:*:*:*:*:*:*:*:*'], 'vendor': 'GL.iNet', 'modules': ['Wi-Fi Timer Power-Schedule Feature'], 'product': 'XE3000', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'affected', 'version': '4.1'}, {'status': 'affected', 'version': '4.2'}, {'status': 'affected', 'version': '4.3'}, {'status': 'affected', 'version': '4.4'}, {'status': 'affected', 'version': '4.5'}, {'status': 'affected', 'version': '4.6'}, {'status': 'affected', 'version': '4.7'}, {'status': 'affected', 'version': '4.8'}]}] Added Description A weakness has been identified in GL.iNet A1300, AX1800, AXT1800, BE1400, BE3600, BE6500, BE9300, BE10000, E5800, MT2500, MT3000, MT3600BE, MT5000, MT6000, X2000, X3000 and XE3000 up to 4.8.x. This affects an unknown part of the component Wi-Fi Timer Power-Schedule Feature. Executing a manipulation of the argument switch_power/restore_power can lead to os command injection. The attack can be launched remotely. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist." Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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 Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-78 Added CWE CWE-77 Added Reference https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Wi-Fi%20Timer%20Power-Schedule%20Cron%20RCE.md Added Reference https://vuldb.com/cve/CVE-2026-19981 Added Reference https://vuldb.com/submit/873917 Added Reference https://vuldb.com/vuln/391163 Added Reference https://vuldb.com/vuln/391163/cti
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.