CVE-2026-26049
📋 TL;DR
This vulnerability exposes administrator passwords in plaintext within the web management interface's input fields. Anyone with access to the UI can directly view current passwords, potentially leading to credential theft. This affects devices with the vulnerable web management interface.
💻 Affected Systems
- Specific device models not listed in provided references
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Administrator credentials are stolen via shoulder surfing or screenshots, leading to full device compromise, configuration changes, and potential network infiltration.
Likely Case
Unauthorized personnel with physical or remote access to the management interface observe and capture administrator passwords.
If Mitigated
With strict access controls and monitoring, exposure is limited to authorized personnel only, though the risk of accidental exposure remains.
🎯 Exploit Status
Exploitation requires access to the web management interface. No authentication bypass needed if legitimate access exists.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-03
Restart Required: No
Instructions:
1. Check vendor advisory for specific patch details. 2. Apply firmware update if available. 3. Verify password fields are masked after update.
🔧 Temporary Workarounds
Restrict Management Interface Access
allLimit access to web management interface to authorized personnel only using network controls.
Implement Session Timeouts
allConfigure short session timeouts for management interface to reduce exposure window.
🧯 If You Can't Patch
- Implement strict physical access controls to prevent shoulder surfing
- Use browser privacy modes and disable form caching on management workstations
🔍 How to Verify
Check if Vulnerable:
Access web management interface, navigate to password change/display section, check if current password is visible in plaintext.Check Version:
Check device firmware version via management interface or vendor-specific CLI commands.Verify Fix Applied:
After update, verify password fields show masked characters (asterisks/dots) instead of plaintext.📡 Detection & Monitoring
Log Indicators:
- Multiple failed login attempts followed by successful login from unusual location
- Configuration changes from unexpected user accounts
Network Indicators:
- Unauthorized access to management interface ports
- Unusual traffic patterns to/from management interface
SIEM Query:
source_ip="management_interface_ip" AND (event_type="login" OR event_type="config_change")