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CVE-2026-18787highCWE-74CWE-77

GL.iNet AX1800 RPC Endpoint oui-rpc.lua remove_rule command injection

41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 8.7epss 1.7%
exploitation probability
1.7%top 26% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was identified in GL.iNet AX1800 up to 4.8.3. The affected element is the function remove_rule of the file /usr/share/gl-ngx/oui-rpc.lua of the component RPC Endpoint. The manipulation of the argument args.id leads to command injection. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
GL.iNet · AX1800
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.