Researcher Turns 22-Year-Old PostgreSQL Type Confusion Bug Into Remote Code Execution

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A security researcher documented how a type confusion flaw that had existed in PostgreSQL for 22 years could be escalated into remote code execution. The write-up, published on the researcher's blog, is presented as part three of a series detailing the exploitation process. The vulnerability is tracked as CVE-2026-6460. The story gained attention on Hacker News, where it received 14 points at the time of capture.

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