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CVE-2026-6475

🗓️ 14 May 2026 13:00:11Reported by PostgreSQLType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Symlink following in PostgreSQL base backup and rewind lets origin superuser overwrite unrelated files, risking hijack at startup.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
PostgreSQL -- Multiple vulnerabilities
14 May 202600:00
freebsd
ATTACKERKB
CVE-2026-6475
14 May 202613:00
attackerkb
AlpineLinux
CVE-2026-6475
14 May 202613:00
alpinelinux
CBLMariner
CVE-2026-6475 affecting package postgresql for versions less than 16.14-1
18 May 202620:36
cbl_mariner
Circl
CVE-2026-6475
18 May 202606:01
circl
CNNVD
PostgreSQL 安全漏洞
14 May 202600:00
cnnvd
Cvelist
CVE-2026-6475 PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice
14 May 202613:00
cvelist
Debian
[SECURITY] [DSA 6269-1] postgresql-15 security update
14 May 202614:25
debian
Debian
[SECURITY] [DSA 6270-1] postgresql-17 security update
14 May 202614:26
debian
Debian CVE
CVE-2026-6475
14 May 202613:00
debiancve
Rows per page
NVD
Node
OR
postgresqlpostgresqlRange15.015.18
OR
postgresqlpostgresqlRange16.016.14
OR
postgresqlpostgresqlRange17.017.10
OR
postgresqlpostgresqlRange18.018.4
[
  {
    "defaultStatus": "unaffected",
    "product": "PostgreSQL",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "18.4",
        "status": "affected",
        "version": "18",
        "versionType": "rpm"
      },
      {
        "lessThan": "17.10",
        "status": "affected",
        "version": "17",
        "versionType": "rpm"
      },
      {
        "lessThan": "16.14",
        "status": "affected",
        "version": "16",
        "versionType": "rpm"
      },
      {
        "lessThan": "15.18",
        "status": "affected",
        "version": "15",
        "versionType": "rpm"
      },
      {
        "lessThan": "14.23",
        "status": "affected",
        "version": "0",
        "versionType": "rpm"
      }
    ]
  }
]

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18 May 2026 15:02Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.8
EPSS0.00049
SSVC
13