{"id":"INC-twilio-rg1ppj2b00hz","kind":"incident","aliases":[],"related":[],"title":"Twilio: SMS Delivery Failures from a Subset of Twilio Phone Numbers to Multiple Networks in Multiple Countries","description":"Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.","summary":null,"severity":"medium","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Twilio","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["incident","ops","sms","twilio","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-08T23:19:19+00:00","first_seen_at":"2026-11-08T23:21:13+00:00","triaged_at":"2026-11-08T23:22:24+00:00","updated_at":"2026-11-08T23:27:32+00:00","category":"vendor","confidence":null,"triage":null,"analyst_status":null,"analyst_note":null,"search":"'1':65C 'activ':55C 'anoth':62C 'avail':74C 'becom':73C 'countri':17A,51C 'custom':29C 'deliveri':3A,34C 'experienc':32C 'failur':4A,35C 'hour':66C 'inc':19A 'inc-twilio-rg1ppj2b00hz':18A 'incid':23B 'inform':72C 'investig':56C 'issu':58C 'may':30C 'multipl':13A,16A,47C,50C 'network':14A,44C,48C 'number':11A,42C 'op':24B 'phone':10A,41C 'provid':61C 'rg1ppj2b00hz':21A 'sms':2A,25B,33C 'soon':69C 'subscrib':45C 'subset':7A,38C 'team':53C 'twilio':1A,9A,20A,22A,26B,28C,40C 'updat':63C 'vendor':27B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":null,"audience":null,"plain_action":null,"pkeys":["twilio"],"ptokens":["twilio"],"labels":["incident","medium","ops","sms","twilio","vendor"],"campaign_type":null,"search_a":"'countri':17A 'deliveri':3A 'failur':4A 'inc':19A 'inc-twilio-rg1ppj2b00hz':18A 'multipl':13A,16A 'network':14A 'number':11A 'phone':10A 'rg1ppj2b00hz':21A 'sms':2A 'subset':7A 'twilio':1A,9A,20A,22A","search_b":"'incid':23B 'op':24B 'sms':25B 'twilio':26B 'vendor':27B","search_c":"'1':65C 'activ':55C 'anoth':62C 'avail':74C 'becom':73C 'countri':51C 'custom':29C 'deliveri':34C 'experienc':32C 'failur':35C 'hour':66C 'inform':72C 'investig':56C 'issu':58C 'may':30C 'multipl':47C,50C 'network':44C,48C 'number':42C 'phone':41C 'provid':61C 'sms':33C 'soon':69C 'subscrib':45C 'subset':38C 'team':53C 'twilio':28C,40C 'updat':63C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-08T23:19:19+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"statuspage","external_id":"twilio:rg1ppj2b00hz","url":"https://stspg.io/1pgtfkrx4r8h","severity":"medium","published_at":"2026-11-08T23:19:19+00:00","modified_at":"2026-11-09T01:15:24+00:00","first_seen_at":"2026-11-08T23:21:13+00:00","fetched_at":"2026-11-09T02:40:08+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}