CVE-2026-55730
🔶 mediumSummary
Reflected Cross-Site Scripting (CWE-79) in LWEB802 in Loytec LWEB-802 before 5.0.8 on all platforms allows an unauthenticated remote attacker to execute arbitrary JavaScript in a victim's browser and perform actions with the victim's privileges via a crafted link containing a malicious `project` or `mspParams` parameter.
CVSS Score
-
EPSS Score
0.4
Exploit Probability
Published Date
2026-07-24
First Seen: 2026-07-31
🎯 CISA SSVC Assessment Updated: Jul 24, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
YES
Can be exploited automatically
💥 Technical Impact
Total
Complete system compromise possible
🏆 Discovered By
Daniel Hulliger, armasuisse CYD Campus
Damian Pfammatter, armasuisse CYD Campus
SSVC data provided by
CISA
Last Modified
2026-07-27
Source
NVD 🔗
CVSS Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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