fix: _pad() wrong for reject tokens (6-char purpose)

4 - len(s) % 4 = 4 when len % 4 == 0, adding 4 padding chars instead of 0. -len(s) % 4 correctly returns 0 in that case.
2026-05-27 13:14:07 +00:00
parent bbf05089cd
commit 3896af2a43
1 changed files with 1 additions and 1 deletions
@@ -57,7 +57,7 @@ def generate_token(action_id: str, purpose: str) -> str:
 def _pad(s: str) -> str:
-    return s + "=" * (4 - len(s) % 4)
+    return s + "=" * (-len(s) % 4)  # 0 when already aligned, not 4
 def verify_token(token: str) -> tuple[str, str]: