| AudioData.copyTo with interleaved f32 handles frameOffset incorrectly | Firefox | @JonnyBurger | No |
| H.264 packet with "Unspecified" NALU (24..31) trips up key frame validation, erroring VideoDecoder | Chrome | @Vanilagy | Yes |
| YUV VideoFrame draws onto a canvas are 5-10x slower when resized | Chrome | @Vanilagy | Yes |
| AAC AudioEncoder produces incorrect decoder config description | Safari | @Vanilagy | No |
| AudioData.copyTo() crashes the tab with valid conversion | Safari | @JonnyBurger | Yes |
| AudioEncoder emits humorous AAC bitrate suggestions in error message | Chrome | @Vanilagy | Yes |
| VideoEncoder encodeQueueSize behaves unpredictably after calling encode() | Chrome | @Vanilagy | Won't fix |
| AudioEncoder queue size not accurately reflected by encodeQueueSize | Chrome | @Vanilagy | Yes |
| WebCodecs VideoDecoder Outputs Frames in Incorrect Order | Safari | Jozef Chúťka | Yes |
| HDR HEVC VideoFrame draws onto a canvas as fully transparent (regression) | Chrome | @Vanilagy | Yes |
| VideoDecoder HEVC key frame detection is too strict; rejects packets that Chromium decodes just fine | Chrome | @Vanilagy | No |