CVE-2026-14669 — PostgreSQL to_char heap buffer overflow executes arbitrary code
Heap buffer overflow in PostgreSQL to_char(timestamptz) allows the party choosing the timezone to execute arbitrary code as the operating system user running the database, via a…
Published: 2026-08-13 · CVSS: 8.8 · CVSS 3.1
Heap buffer overflow in PostgreSQL to_char(timestamptz) allows the party choosing the timezone to execute arbitrary code as the operating system user running the database, via a long POSIX timezone abbreviation. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7