CVE-2025-10204: LG Electronics AC Smart II · Missing Authentication
Affects LG Electronics AC Smart IISource CVE Database V5
Not known to be exploited · public detection template (Nuclei) · CVSS 7.1 High.
Data as of 26 Oct 2026, 11:07 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 41% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 14 Sep 2025
Detectable: evidence found.
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LG Electronics AC Smart II | Affected
| Fixed in– |
AI-suggested
These include restricting network access to the AC Smart II management interface by segmenting the network and enforcing strict firewall rules to allow only trusted management stations. Disable or restrict remote management capabilities where possible. Monitor network traffic for unusual access patterns to the device’s web interface, especially attempts to access hidden forms or password reset endpoints. Employ network intrusion detection systems (NIDS) with custom signatures to detect exploitation attempts. Additionally, organizations should engage with LG Electronics for timelines on patches and apply them promptly once available. Consider deploying multi-factor authentication (MFA) at the network level or VPN access for device management to add an additional layer of security. Finally, conduct regular audits of device configurations and access logs to detect unauthorized changes.
Description
A vulnerability has been discovered in AC Smart II where passwords can be changed without authorization. This page contains a hidden form for resetting the administrator password. The attacker can manipulate the page using developer tools to display and use the form. This form allows you to change the administrator password without verifying login status or user permissions.