Critical 9.8Published Aug 16, 2017

CVE-2017-7546PostgreSQL versions before 9.2.22, 9.3.18, 9.4.13, 9.5.8 and 9.6.4 are vulnerable to incorrect authentication flaw allowing remote attackers to gain access to database accounts with an empty password.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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No exploitation reported and no EPSS estimate yet.

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PostgreSQL versions before 9.2.22, 9.3.18, 9.4.13, 9.5.8 and 9.6.4 are vulnerable to incorrect authentication flaw allowing remote attackers to gain access to database accounts with an empty password.

CVSS: 9.8 CRITICAL (v3.0, NVD)CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-287
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	9.2; 9.2.1; 9.2.2; 9.2.3; 9.2.4; 9.2.5; 9.2.6; 9.2.7; and 57 more ranges	NVD
debian debian_linux debian:debian_linux	9.0	NVD

References

References

http://www.debian.org/security/2017/dsa-3935	third-party-advisory
http://www.debian.org/security/2017/dsa-3936	third-party-advisory
http://www.securityfocus.com/bid/100278	third-party-advisory, vdb-entry
http://www.securitytracker.com/id/1039142	third-party-advisory, vdb-entry
https://access.redhat.com/errata/RHSA-2017:2677	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:2678	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:2728	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:2860	third-party-advisory
https://security.gentoo.org/glsa/201710-06	third-party-advisory
https://www.postgresql.org/about/news/1772/	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.