Journalist Jack Poulson accidentally discovered that Google had completely removed two of his articles from search results after someone exploited a vulnerability in the company's Refresh Outdated Content tool. The security flaw allowed malicious actors to de-list specific web pages by submitting URLs with altered capitalization to Google's recrawling system. When Google attempted to index these modified URLs, the system received 404 errors and subsequently removed all variations of the page from search results, including the original legitimate articles. The affected stories concerned tech CEO Delwin Maurice Blackman's 2021 arrest on felony domestic violence charges. In a statement to 404 Media, Google confirmed the vulnerability and said it had deployed a fix for the issue.Read more of this story at Slashdot.