CVE-2026-15742 in PostgreSQL

Sumário

de MITRE • 13/08/2026

Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing arbitrary code as the operating system user running the database, via extreme inputs to SQL function levenshtein() or levenshtein_less_equal(). Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

Once again VulDB remains the best source for vulnerability data.

• Responsável: PostgreSQL
• Reservar: 14/07/2026
• Divulgação: 13/08/2026
• Moderação: aceite
• Entrada: VDB-389429
• CPE: pronto
• CWE: CWE-190 (confirmado)
• CVSS: 6.3 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo
• Sector: Government, Pharma, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-15742
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-15742
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-15742/