CVE-2026-6476 · cross-distro fix matrix

CVE-2026-6476: SQL injection in PostgreSQL pg_createsubscriber allows an attacker with pg_create_subscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pg_createsubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected.

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-6476 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

postgresql-17→ fixed in17.10-0+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-17
```

Are YOU affected by CVE-2026-6476?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

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