Vulnerability · CVE-2026-26792
GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current…
Published Mar 12, 2026 · catalog updated Jun 17, 2026 · ar300m16 firmware
Last checked Nov 1, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2026-26792. EPSS is 2.95%. Act only if a listed version of ar300m16 firmware is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-26793 · Critical
- CVE-2026-26795 · Critical
- CVE-2026-26794 · High
- CVE-2026-26791 · Critical
- Severity
- Critical9.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 2.95%
- Remediation
- Not established
- Affected products
- cpe gl-inet/ar300m16 firmware
GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current_version, firmware_upload, hash_type, hash_value, and upgrade_type parameters. These vulnerabilities allow attackers to execute arbitrary commands via a crafted input.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe gl-inet/ar300m16 firmware4.3.11
How to fix CVE-2026-26792
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 4.3.11
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-26792. EPSS is 2.95%. Act only if a listed version of ar300m16 firmware is installed.
Which versions are affected?
Compare what you have installed with gl-inet/ar300m16 firmware 4.3.11. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-77: Command Injection. EPSS 2.95%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Mar 12, 2026 · NIST NVD
Detected
GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current_version, firmware_upload, hash_type, hash_value, and upgrade_type parameters. These vulnerabilities allow attackers to execute arbitrary commands via a crafted input.
Jun 17, 2026 · NIST NVD
Updated
GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current_version, firmware_upload, hash_type, hash_value, and upgrade_type parameters. These vulnerabilities allow attackers to execute arbitrary commands via a crafted input.
Sources
- CVE.orgVulnerability recordCVE-2026-26792
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-26792
30-day exploitation probability 2.95%
first.org - NIST NVDVulnerability recordCVE-2026-26792
GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current_version, firmware_upload, hash_type, hash_value, and upgrade_type parameters. These vulnerabilities allow attack
nvd.nist.gov
References
Freshness
Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 1, 2026
- CVE.orgOct 16, 2026
- NIST NVDOct 15, 2026