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pgbouncer: PgBouncer: Denial of Service via unbounded SCRAM iteration count

🗓️ 23 Sep 2026 10:57:31Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Unbounded SCRAM iteration count in PgBouncer allows a backend to cause DoS.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-6669
23 Sep 202616:04
–cve
cvelist
Cvelist
CVE-2026-6669 Unbounded SCRAM iteration count causes CPU exhaustion in PgBouncer
23 Sep 202616:04
–cvelist
debiancve
Debian CVE
CVE-2026-6669
23 Sep 202616:04
–debiancve
euvd
EUVD
EUVD-2026-85364
23 Sep 202616:04
–euvd
nvd
NVD
CVE-2026-6669
23 Sep 202617:17
–nvd
osv
OSV
DEBIAN-CVE-2026-6669
23 Sep 202617:17
–osv
osv
OSV
RHSA-2026:70698 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
25 Sep 202610:15
–osv
osv
OSV
UBUNTU-CVE-2026-6669
24 Sep 202600:00
–osv
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-6669: Uncontrolled Resource Consumption
23 Sep 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-6669
23 Sep 202618:32
–redhatcve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64pgbouncer1.26.0-0.1.hum1pgbouncer-1.26.0-0.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64pgbouncer1.26.0-0.1.hum1pgbouncer-1.26.0-0.1.hum1.x86_64.rpm

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24 Sep 2026 17:29Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.9
EPSS0.00314
SSVC
5