Security AlertHigh
PostgreSQL patches 52 flaws, including a 22-year-old RCE bug
Nov 13, 2026 · Summarized by Fundy Tech from The Hacker News
The 30-second version
PostgreSQL released updates for 52 flaws, including CVE-2026-6460, a type confusion bug that can let a database user run code on the server. Full protection also needs rebuilding C-language extensions.
Key points
- The flaw is tracked as CVE-2026-6460 and has a CVSS score of 8.8.
- All versions before 18.7, 17.12, 16.16, 15.20 and 14.25 are affected.
- PostgreSQL says no attacks using the flaw have been reported.
- The release also fixes 51 other security flaws.
Why it matters
If your business uses PostgreSQL, this can affect data systems, apps and hosted services. A database compromise can disrupt websites, records and internal tools.
Who’s affected: PostgreSQL servers and managed PostgreSQL services
What to do
- Update PostgreSQL to a fixed version.
- Rebuild any C-language extensions after patching.
- Check database accounts that can create or modify objects.
Vulnerability IDs
Original reporting
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