Same problem with our moodle test site (2.7).
susana
Same problem with our moodle test site (2.7).
susana
Same issue with Moodle 2.9.4+ (Build: 20160204)
FYI the Vimeo Embed Filter has been already updated in Feb 2015 to fix this issue: https://github.com/frumbert/vimeoembed/commit/c8d13ee98b93add4a522f178e01f278df94b5d21#diff-955a72e7e562f79fa8be7715bf5319a4 .
HTH,
Matteo