CVE-2026-40457
LOWLMS < 9c5651b dbrecover.php/netremap.php - Reflected Cross-Site Scripting
Title source: manualDescription
A Reflected Cross-Site Scripting (XSS) vulnerability exists in LMS (LAN Management System) before commit 9c5651b in the "dbrecover.php" and "netremap.php" modules where unsanitized GET parameters are directly embedded into HTML output. This allows an attacker to inject arbitrary JavaScript when an authenticated user clicks a crafted link, provided the required conditions (such as a network defined in the system) are met.
References (3)
Core 3
Core References
Third Party Advisory third-party-advisory
https://cert.pl/posts/2026/06/CVE-2026-40455
Product product
https://lms.org.pl/
Scores
CVSS v4
2.1
EPSS
0.0032
EPSS Percentile
23.4%
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
LMS/LMS
< 9c5651b
Published
Jun 18, 2026
Tracked Since
Jun 18, 2026