Become a Member

Regulation TrackerLaws, orders and treaties read for their security duties and clocks Standards & FrameworksAttack taxonomies, control catalogues and frontier frameworks AI Incident DatabaseThe security incident record, with mechanism and lesson Research Paper LibraryThe papers that define the field, summarised OSS DirectoryRed teaming, guardrail, supply chain and evaluation tools Case StudiesProgrammes built, with measured outcomes AI Vulnerability TrackerCVEs and advisories for the components AI systems are built from

Latest in the tracker

New York Stop Addictive Feeds Exploitation (SAFE) for Kids Act and implementing rulesNew York's law restricting algorithmic feeds for minors takes effect on 25 January 2027 under final rules published in July 2026, with certified age assurance and $5,000-per-violation penalties.

Knowledge Base Regulation Tracker Standards & Frameworks OSS Directory AI Incident Database Research Paper Library Case Studies Society Articles News Jobs About Charter Become a Member

Home/AI Incident Database/Facebook’s On-This-Day Feature Mistakenly Showed Painful Memories to Users

Facebook’s On-This-Day Feature Mistakenly Showed Painful Memories to Users

Facebook’s “On This Day” algorithm which highlighted past posts on a user’s private page or News Feed confronted unwanted and painful personal memories to its users.

Severity: LowLack of capability or robustness

Sources

incidentdatabase.aihttps://incidentdatabase.ai/cite/327/

Incident summary from the AI Incident Database, used under CC BY-SA 4.0.

Contribute

Spot an error, or know a record we should add? Members can propose additions and submit corrections.

Submit incident Report a correction or request removal

Facebook’s On-This-Day Feature Mistakenly Showed Painful Memories to Users

Sources

Contribute

Related in AI Incident Database

Early Claude Opus 4.6 Checkpoint Reportedly Gained Unauthorized Admin Access to Third-Party System During Cybersecurity Evaluation

Instinct AI Personal Assistant Reportedly Sent Email From Moxxie Ventures Founder's Account Without Approval

Instinct AI Personal Assistant Reportedly Summarized an AI Product Founder's Retained Emails After Google Access Was Disconnected