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The vulnerability of PostgreSQL PgBouncer’s connection pool software, related to the swapping of the zero pointer, allows a hacker to trigger a service failure.
🗓️ 13 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 23 |
|---|---|---|---|---|
 | CVE-2026-6666 | 9 May 202600:43 | – | attackerkb |
 | CVE-2026-6666 | 9 May 202600:43 | – | alpinelinux |
 | CVE-2026-6666 affecting package pgbouncer for versions less than 1.25.2-1 | 14 May 202623:27 | – | cbl_mariner |
 | CVE-2026-6666 vulnerabilities | 20 May 202619:18 | – | cgr |
 | PgBouncer 代码问题漏洞 | 9 May 202600:00 | – | cnnvd |
 | CVE-2026-6666 | 9 May 202600:43 | – | cve |
 | CVE-2026-6666 PgBouncer crash in kill_pool_logins_server_error | 9 May 202600:43 | – | cvelist |
 | CVE-2026-6666 | 9 May 202600:43 | – | debiancve |
 | EUVD-2026-28878 | 9 May 202600:43 | – | euvd |
 | PgBouncer crash in kill_pool_logins_server_error | 10 May 202608:01 | – | mscve |
10
| Source | Link |
|---|---|
| pgbouncer | www.pgbouncer.org/changelog.html |
| web | www.web.nvd.nist.gov/view/vuln/detail |
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13 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 25.4
CVSS 35.9
EPSS0.00369