CVE-2026-2007

Heap buffer overflow in PostgreSQL pg_trgm allows a database user to achieve unknown impacts via a crafted input string. The attacker has limited control over the byte patterns to be written, but we have not ruled out the viability of attacks that lead to privilege escalation. PostgreSQL 18.1 and 18.0 are affected.

Score

CVSS 3.1 8.2 High

Status

Modified - f86ef6dc-4d3a-42ad-8f28-e6d5547a5007

Published

2026-02-12

Last modified

2026-07-15

Weaknesses

CWE-120, CWE-122

Affected products

• Postgresql (Postgresql)
• Enterprise Linux (Redhat)
• Hummingbird (Redhat)

References

• https://www.postgresql.org/support/security/CVE-2026-2007/
• https://access.redhat.com/errata/RHSA-2026:19009
• https://access.redhat.com/errata/RHSA-2026:8756
• https://access.redhat.com/security/cve/CVE-2026-2007
• https://bugzilla.redhat.com/show_bug.cgi?id=2439320
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2007.json