Yelling something about "Vinegar" makes me think Vigenere so let's try that. Throwing `wbeyrjgewcfroggpesremvxgvefyrcmnnymxhdacgnnrwprhxpuyyaupbmskjrxfopr` into dcode we get the following:


So we get some words out of the starting key `UNKNO`, so setting that up as a partial key and just moving forward with more `?` in the partial decoder we eventually get to:


`Flag: sdctf{couldntuseleetstringsinthisonesadlybutwemadeitextralongtocompensate}`

Original writeup (https://gitlab.com/newyork167/ctf/-/blob/main/2022/SDCTF/Crypto/Vinegar/readme.md).