CVE-2026-12187
Essential information
- Published
- 15/06/2026 01:16
- Modified
- 15/06/2026 20:42
- Author
- The MITRE Corporation
- Creator
- The MITRE Corporation
- CVSS
- 9.0 (v2) 8.8 HIGH (v3.1) 8.7 HIGH (v4.0)
- CISA KEV
- No
- CWE
- CWE-74
- CVSS vector
-
AV:N/AC:L/Au:S/C:C/I:C/A:CCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS metrics
- Access vector
- Network
- Access complexity
- Low
- Authentication
- Single
- Confidentiality impact
- Complete
- Integrity impact
- Complete
- Availability impact
- Complete
- Exploitability
- —
- Remediation level
- —
- Report confidence
- —
- Temporal score
- —
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
- Exploit code maturity
- —
- Remediation level
- —
- Report confidence
- —
- Temporal score
- —
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- Low
- User interaction
- None
- Confidentiality (V)
- High
- Confidentiality (S)
- None
- Integrity (V)
- High
- Integrity (S)
- None
- Availability (V)
- High
- Availability (S)
- None
- Exploit maturity
- PROOF_OF_CONCEPT
Description
A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Affected by this vulnerability is an unknown functionality of the file /usr/bin/one_click_upgrade of the component Online Firmware Upgrade Handler. Such manipulation leads to command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 4.7 addresses this issue. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
NVD status
- Status
- Deferred — CVE has been recently published to the CVE List and has been received by the NVD.
- Source
- [email protected]
- NVD
- View on NVD
Affected products (CPE)
| Product | CPE |
|---|---|
| gl.inet / gl-mt3000 | cpe:2.3:a:gl.inet:gl-mt3000:<4.4.5:*:*:*:*:*:*:* |
| gl.inet / gl-mt3000 | cpe:2.3:a:gl.inet:gl-mt3000:4.7:*:*:*:*:*:*:* |