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353 issues
Isaac Sissel created Reddit accounts and posted, days before the 2024 election, that he would carry out an attack; he pleaded guilty to transmitting interstate threats and was sentenced to 30 months in 2025.
Through 2025 Reddit's volunteer moderators warned that a flood of AI-generated 'slop' and rage-bait was overwhelming communities and degrading content quality, even as the company posted record revenue partly built on licensing that same user content to AI firms.
At Cannes Lions in June 2025, Reddit launched AI advertising tools under the 'Reddit Community Intelligence' brand, including features that surface users' own posts beneath brand ads and mine community conversations for marketers, reviving debate over monetizing user-generated content.
From 14 July 2025 Reddit began requiring UK users to verify their age, via a selfie or government ID checked by the vendor Persona, before viewing certain mature content, ahead of the Online Safety Act's children's-safety duties coming into force on 25 July 2025; a backlash over privacy and over-blocking of support communities followed.
After UnitedHealthcare CEO Brian Thompson was shot dead in December 2024, Reddit suspended a moderator, banned multiple Mangione fan subreddits, and rolled out warnings to users who upvoted 'violent content' — drawing accusations of inconsistent, heavy-handed moderation.
Reddit's own transparency reports document persistent spam and inauthentic-account activity. The problem moved from anonymous spammers to credentialed academics in 2025, when University of Zurich researchers secretly ran AI bots posing as real people in r/changemyview to test machine persuasion without users' consent.
Because Reddit ads appear inside community conversations rather than a curated feed, advertisers have long worried about placement next to misinformation, hate, or explicit content — driving a 2024-2025 scramble for third-party brand-safety controls.
Reddit's transparency reports state the share of user reports that ended in an admin removal (13.2% in 2019, 3.59% in 2020, 6.9% in the second half of 2025) and the number of appeals of admin sanctions. The report text gives no response times and no harassment-specific outcomes for user reports, but the 2024 and 2025 per-rule charts do break removals out by rule, including Harassment.
Across 2025, CEO Steve Huffman repeatedly exercised options and sold Reddit stock under a pre-arranged plan, converting the equity that had drawn IPO-era criticism into millions in realized gains.
University of Michigan researchers analyzing over 600 million Reddit comments found that users whose political views differed from a subreddit's moderators were significantly more likely to have their comments removed — quantifying long-standing claims that moderation entrenches echo chambers.
Investors filed a securities class action alleging Reddit misled the market about how Google's AI search features were eroding its user traffic, after the stock fell sharply in May 2025. In the Northern District of California, the court granted a stipulation concerning a second amended complaint on 9 October 2026, and the docket entries reviewed on 21 October 2026 showed no ruling on the motion to dismiss.
An over-eager automated system meant to remove unmoderated adult communities mistakenly banned more than 90 actively moderated NSFW subreddits, fueling fears that the 'unmoderated' label could become a blunt instrument for sweeping removals.