PYSEC-2026-2042 Weblate has improper validation upon invitation acceptance

Impact It was possible to accept an invitation opened by a different Weblate user. Patches https://github.com/WeblateOrg/weblate/pull/16913 Workarounds Users should avoid leaving Weblate sessions with an unattended opened invitation. References Thanks to Nahid0x for responsibly disclosing this...