High severity8.1NVD Advisory· Published Aug 13, 2026

CVE-2026-14668

Description

Type confusion regarding input of PostgreSQL ctid data type selectivity estimator allows an object creator to view a calculation derived from the value of an arbitrary 4-byte span of memory, via a chosen non-ctid input. While the calculation loses precision, substantial memory value recovery appears possible. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

PostgreSQL/PostgreSQLllm-fuzzy
Range: <18.5, <17.11, <16.15, <15.19, <14.24

Patches

Vulnerability mechanics

References

www.postgresql.org/support/security/CVE-2026-14668/nvd

News mentions

No linked articles in our index yet.

cvss	0.526
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000