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Atlassian warns of critical file access error in Jira and Confluence

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Atlassian warns of critical file access error in Jira and Confluence

Atlassian is warning customers about a critical vulnerability known as CVE-2026-21589 that can be exploited for arbitrary file access in several self-hosted data center products, including Confluence, Jira and Bitbucket. The security issue allows an unauthenticated attacker to access certain files in the web root of an affected application. However, exploitation requires knowledge of the … Read more

IonQ combats quantum error correction bottlenecks with single-CPU decoder

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IonQ combats quantum error correction bottlenecks with single-CPU decoder

Quantum computing hardware and software company IonQ says it has developed a quantum error correction decoder that runs in real time on a single conventional CPU, potentially reducing classical computing overhead that can slow down larger quantum systems. In simulations with up to 408 logical qubits, the company’s decoder increased processing time by just 0.02% … Read more