Security Vulnerability in a Voting Systemhttps://www.schneier.com/blog/archives/2026/09/security-vulnerability-in-a-voting-system.htmlIt’s a vulnerability that allows someone to recover the order of ballots cast, newly exploited with AI tools. Nearly four years since the original vulnerability was disclosed, I was still able to use it to analyze voter behavior in Georgia (one of the 21 states that uses affected scanners) in the recent May 2026 primary. Notably, I never touched a voting machine, exploited a network, examined source code, or accessed anything non-public. After pointing a coding agent to the original vulnerability paper, I supplied it with two data sources highlighted in the paper: the early-voting list for…