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CVE-2026-42198 pgjdbc: Unbounded PBKDF2 iterations in SCRAM authentication allows CPU exhaustion DoS

🗓️ 29 Apr 2026 15:58:49Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

CVE-2026-42198: pgjdbc SCRAM PBKDF2 iterations cause CPU exhaustion DoS; fixed in version 42.7.11.

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IBM Security Bulletins		Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in postgresql-42.6.1.jar
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IBM Security Bulletins		Security Bulletin: Due to use of postgresql-42.7.10.jar, IBM Sterling Connect:Direct Web Services is affected by client-side denial of service.
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IBM Security Bulletins		Security Bulletin: IBM Enterprise Build of Quarkus is affected by multiple vulnerabilities
20 May 202620:13
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ATTACKERKB		CVE-2026-42198
29 Apr 202615:58
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Tenable Nessus		Alibaba Cloud Linux 3 : 0155: postgresql-jdbc (ALINUX3-SA-2026:0155)
16 Jun 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : postgresql-jdbc (ALSA-2026:22304)
2 Jul 202600:00
–nessus
Tenable Nessus		AlmaLinux 8 : postgresql-jdbc (ALSA-2026:25030)
11 Jun 202600:00
–nessus
Tenable Nessus		Fedora 45 : junit5 / ongres-scram / ongres-stringprep / postgresql-jdbc (2026-ef76680eea)
11 Jun 202600:00
–nessus
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12 Jul 2026 03:54Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.17.5
EPSS0.0077
security vulnerabilityscram authenticationpbkdf2 iterationscpu exhaustionversion 42.7.11patched version 42.7.11
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