XSS in Loytec L-Dali
CVE-2026-12496
Stored Cross-Site Scripting (CWE-79) in the OPC XML-DA server statistics in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows an unauthenticated remote attacker to execute arbitrary JavaScript in an administrator's browser (session hijacking, credential theft, device reconfiguration) via a crafted `User-Agent` header in a `POST /da` request.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.004 (28.8th percentile) — read the EPSS interpretation.
Affected products
- Loytec L-dali — versions 0
- Loytec L-gate — versions 0
- Loytec L-inx — versions 0
- Loytec L-iob — versions 0
- Loytec Lip-me20xc — versions 0
- Loytec L-pad — versions 0
- Loytec L-roc — versions 0
- Loytec L-vis — versions 0
Weakness classification (CWE)
References
- vulnerability@ncsc.ch (vendor-advisory)