High 8.1Published Mar 4, 2022

CVE-2021-23214When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection…

Updated under an hour ago (Nov 2, 2026, 1:40 AM ET)

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No exploitation reported and no EPSS estimate yet.

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When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of SSL certificate verification and encryption.

CVSS: 8.1 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-89
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

postgresql postgresql postgresql:postgresql	before 9.6.24; from 10.0 before 10.19; from 11.0 before 11.14; from 12.0 before 12.9; from 13.0 before 13.5; 14.0	NVD
fedoraproject fedora fedoraproject:fedora	34; 35	NVD
redhat software_collections redhat:software_collections	1.0	NVD
redhat enterprise_linux redhat:enterprise_linux	8.0	NVD
redhat enterprise_linux_for_ibm_z_systems redhat:enterprise_linux_for_ibm_z_systems	8.0	NVD
redhat enterprise_linux_for_power_little_endian redhat:enterprise_linux_for_power_little_endian	8.0	NVD

References

References

https://bugzilla.redhat.com/show_bug.cgi?id=2022666	issue-tracking, patch, third-party-advisory
https://git.postgresql.org/gitweb/?p=postgresql.git%3Ba=commit%3Bh=28e24125541545483093819efae9bca603441951
https://github.com/postgres/postgres/commit/28e24125541545483093819efae9bca603441951	patch, third-party-advisory
https://security.gentoo.org/glsa/202211-04	third-party-advisory
https://www.postgresql.org/support/security/CVE-2021-23214/	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.