A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT PRO (All versions < V5.5.0), SCALANCE X202-2IRT (All versions < V5.5.0), SCALANCE X202-2P IRT (All versions < V5.5.0), SCALANCE X202-2P IRT PRO (All versions < V5.5.0), SCALANCE X204-2 (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X204IRT (All versions < V5.5.0), SCALANCE X204IRT PRO (All versions < V5.5.0), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < V5.5.0), SCALANCE XF202-2P IRT (All versions < V5.5.0), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204-2 (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < V5.5.0), SCALANCE XF204IRT (All versions < V5.5.0), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5), SIPLUS NET SCALANCE X202-2P IRT (All versions < V5.5.0). There is a cross-site scripting vulnerability on the affected devices, that if used by a threat actor, it could result in session hijacking.