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THREAT OPS › Threat News › [NVD] CVE-2026-14677 (HIGH 8.8) — Integer wraparound in PostgreSQL 32-bit builds of pltcl and plperl allows an object creator to cause the server to undersize an allocation and write out-of-bounds via crafted function bodies. This may execute arbitrary code as the operating system user running the database. CVE

[NVD] CVE-2026-14677 (HIGH 8.8) — Integer wraparound in PostgreSQL 32-bit builds of pltcl and plperl allows an object creator to cause the server to undersize an allocation and write out-of-bounds via crafted function bodies. This may execute arbitrary code as the operating system user running the database. CVE

mednvdPublished 2026-08-13

CVE-2026-14677 CVSS: 8.8 HIGH Published: 2026-08-13T13:17:45.027

Integer wraparound in PostgreSQL 32-bit builds of pltcl and plperl allows an object creator to cause the server to undersize an allocation and write out-of-bounds via crafted function bodies. This may execute arbitrary code as the operating system user running the database. CVE-2026-6473 had fixed similar problems. Versions befor

Indicators of compromise

CVE-2026-14677cve
CVE-2026-6473cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-14677