Prerequisites

• This is NOT a YouTube, Facebook, Twitch or a shortener/hosting site report. These sites MUST be reported by clicking their respective links.
• I read and understand the policy about what is a valid filter issue.
• I verified that this issue is not a duplicate. (Use this button to find out.). Comment in the old issue threads even when they are closed or even if you have a different problem.
• I did not remove any of the default filter lists, or I have verified that the issue was not caused by removing any of the default lists.
• I did not enable additional filter lists, or I have verified that the issue still occurs without enabling additional filter lists.
• I do not have custom filters/rules, or I have verified that the issue still occurs without custom filters/rules.
• I have verified that the web browser's built-in content blocker/tracking protection, network wide/DNS blocking, or my VPN is not causing the issue.
• I have turned off all other extensions and the issue still persists. (exception "Firefox Multi-Account Containers").
• If this is about a breakage or detection, I have verified that it is caused by uBlock Origin and isn't a site or browser issue.
• I have verified that the browser I am using is up to date with no pending updates.
• I did not answer truthfully to ALL the above checkboxes.

URL(s) where the issue occurs.

https://shop.pilotinstitute.com/?cls=variant_01JZVQXBQYQ232HYF55GYBT8JQ&cls=variant_01JT3Y4G4ERBBVWHMMDDSG6FF7&checkout_type=checkout3&coupon_code=OSHKOSH&_gl=1*jndwkw*_gcl_au*ODU5MjAxNTI1LjE3NTc0Mzc1MDQ

Description

On trying to access URL like

https://shop.pilotinstitute.com/?cls=variant_01JZVQXBQYQ232HYF55GYBT8JQ&cls=variant_01JT3Y4G4ERBBVWHMMDDSG6FF7&checkout_type=checkout3&coupon_code=OSHKOSH&_gl=1*jndwkw*_gcl_au*ODU5MjAxNTI1LjE3NTc0Mzc1MDQ

uBlock redirects to

https://shop.pilotinstitute.com/?cls=variant_01JT3Y4G4ERBBVWHMMDDSG6FF7&checkout_type=checkout3&coupon_code=OSHKOSH

and delete first "cls" param.

Browser name and version

Firefox 142.0.1 (64-bit)

Other extensions used

no others.

Country

No response

Screenshot(s)

Screenshot(s)

Configuration

uBlock Origin: 1.65.0
Firefox: 142
filterset (summary):
 network: 157559
 cosmetic: 0
 scriptlet: 23420
 html: 2463
listset (total-discarded, last-updated):
 default:
  user-filters: 2-0, never
  ublock-filters: 41408-11300, 1h.53m Δ
  ublock-badware: 11010-624, 1h.53m Δ
  ublock-privacy: 3498-25, 1h.53m Δ
  ublock-unbreak: 2755-401, 1h.53m Δ
  ublock-quick-fixes: 326-69, 1h.53m Δ
  easylist: 79192-30132, 1h.53m Δ
  easyprivacy: 54576-67, 1h.53m Δ
  urlhaus-1: 30915-5, 12h.31m
  plowe-0: 3418-903, 9d.2h.22m
filterset (user): [array of 2 redacted]
userSettings:
 advancedUserEnabled: true
 parseAllABPHideFilters: false
hiddenSettings: [none]
supportStats:
 allReadyAfter: 386 ms (selfie)
 maxAssetCacheWait: 96 ms
 cacheBackend: indexedDB
popupPanel:
 blocked: 39
 network:
  facebook.net: 1
  googletagmanager.com: 1
  hyros.com: 1
  maps.googleapis.com: 2
  stripe.com: 34