CVE-2026-11945: PostgreSQL Anonymizer contains a vulnerability that allows a user to gain superuser privileges by creating a J

Q: How do I fix CVE-2026-11945?

postgresql anonymizer: upgrade to 3.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-11945 being exploited?

CVE-2026-11945 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-11945 affect?

CVE-2026-11945 affects postgresql anonymizer. Severity is medium (CVSS 6.4). PostgreSQL Anonymizer contains a vulnerability that allows a user to gain superuser privileges by creating a JSON document and placing malicious code inside a particular key-value pair. If a superuser calls the import_database_rules() or im

Q: How urgent is CVE-2026-11945?

Priority 31/100. Public exploit reference

Routine

MEDIUM 6.4UPGRADE

CVE-2026-11945 is a medium-severity flaw (CVSS 6.4) affecting postgresql anonymizer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PostgreSQL Anonymizer contains a vulnerability that allows a user to gain superuser privileges by creating a JSON document and placing malicious code inside a particular key-value pair. If a superuser calls the import_database_rules() or import_roles_rules() functions, the malicious code is executed with superuser privileges. The problem is resolved in PostgreSQL Anonymizer 3.1.1 and further versions

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-06-11
Last modified	2026-10-26

Publisher (CNA): PostgreSQL · Vendor: dalibo

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-11 17:16 UTCPublished CVE record published
2026-10-26 11:10 UTCUpdated Record last modified

dalibo postgresql anonymizer UPGRADE

Affected: < 3.1.1

Fixed in: 3.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy postgresql-anonymizer || rpm -q postgresql-anonymizer || postgresql-anonymizer --version

2. UPGRADE to 3.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade postgresql-anonymizer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade postgresql-anonymizer

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-11945?

postgresql anonymizer: upgrade to 3.1.1. Exact commands for each OS are on this page.

Is CVE-2026-11945 being exploited?

CVE-2026-11945 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-11945 affect?

CVE-2026-11945 affects postgresql anonymizer. Severity is medium (CVSS 6.4). PostgreSQL Anonymizer contains a vulnerability that allows a user to gain superuser privileges by creating a JSON document and placing malicious code inside a particular key-value pair. If a superuser calls the import_database_rules() or im

How urgent is CVE-2026-11945?

Priority 31/100. Public exploit reference

Software pages

PostgreSQL vulnerabilities

Related CVEs

CVE-2026-13455 MEDIUM 4.3 UPGRADE PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to repeatedly call the an

References

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