GHSA-CV54-7WV7-QXCW SiYuan vulnerable to Arbitrary file Read / SSRF

Summary Markdown feature allows unrestricted server side html-rendering which allows arbitary file read LFD and fully SSRF access We in @0xL4ugh @abdoghazy2015, @xtromera, @A-z4ki, @ZeyadZonkorany and @KarimTantawey During playing Null CTF 2025 that helps us solved a challenge with unintended way...