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CVE-2026-116318

PostgreSQL pg_dump not-null constraint name allows SQL injection

Severity
High 8.8
Published
12 Nov 2026
Last changed
13 Nov 2026
Added to UpHeron
13 Nov 2026
Fixed in
18.7
Exploit chance
0.4% in the next 30 daysHigher than 37% of CVEs. EPSS by FIRST, 13 Nov 2026
Weakness
SQL injection (CWE-89)
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Sources
CVE Program

Description

SQL injection in PostgreSQL pg_dump allows an object creator to execute arbitrary SQL as the user restoring the dump, via an inherited column having a child-local not-null constraint whose name requires quoting. Within major version 18, minor versions before PostgreSQL 18.7 are affected. Versions before PostgreSQL 18 are unaffected.

From the CVE Program.

Affected software

SoftwareAffected versions
PostgreSQLServers and applications · cna:n/a|postgresql
  • From 18 before 18.7

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-116318