CVE-2026-86255

Summary

wger before 2.5 fails to validate the maximum duration of routine date ranges, allowing authenticated users to create routines spanning arbitrarily long periods. Attackers can trigger the date_sequence computation via routine detail endpoints, forcing the server to iterate thousands of times per request and exhaust worker threads, denying service to legitimate users.

Affected Software

VendorProductVersion RangeStatus
wger-projectwger0 < 2.5affected
wger-projectwger2.5unaffected

Weaknesses

  • CWE-400: Uncontrolled Resource Consumption

References