CVE-2026-7840

CVE-2026-7840 (UltraVNC repeater) : A global buffer overflow in the embedded HTTP administration server affects UltraVNC repeater versions up to 1.8.2.2. The functions wi_senderr() and wi_replyhdr() copy the caller-supplied HTTP request URI into a fixed 1000-byte buffer (hdrbuf) using unchecked s...