CVE-2026-18599 json
GL.iNet GL-MT3000 Logread Lua RPC Plugin logread logread.set_config command injection
published 2026-08-03 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-52264
- cvss
- 8.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.4%
- EPSS 4.4% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
A flaw has been found in GL.iNet GL-MT3000 up to 4.4.5. The impacted element is the function logread.set_config of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC Plugin. This manipulation of the argument record_size causes command injection. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 3 mo ago
Exploit prediction
4.44% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/logread_set_config_rpc_rce/CVE.md referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.6 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| CNA | 3.0 | 8.0 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| CNA | 2.0 | 7.7 | AV:A/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:C |
| CNA | 4.0 | 7.3 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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 |
| CNA | 3.1 | 8.0 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 2.0 | 7.7 | AV:A/AC:L/Au:S/C:C/I:C/A:C |
Affected products
- GL.iNet GL-MT3000
Classification
References
-
github.com
/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/logread_set_config_rpc_rce/CVE.md
exploit
-
vuldb.com
/vuln/385514
vdb-entry, technical-description
-
vuldb.com
/vuln/385514/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-18599
third-party-advisory
-
vuldb.com
/submit/851536
third-party-advisory
Sources
- CVE List CVE-2026-18599
- NVD CVE-2026-18599
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.