CVE-2026-6474
May 14, 2026, 4:21 p.m.
4.3
Medium
Description
Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.
Product(s) Impacted
| Vendor | Product | Versions |
|---|---|---|
| Postgresql |
|
|
Weaknesses
Common security weaknesses mapped to this vulnerability.
CWE-134
Use of Externally-Controlled Format String
The product uses a function that accepts a format string as an argument, but the format string originates from an external source.
*CPE(s)
Affected systems and software identified for this CVE.
| Type | Vendor | Product | Version | Update | Edition | Language | Software Edition | Target Software | Target Hardware | Other Information |
|---|---|---|---|---|---|---|---|---|---|---|
| a | postgresql | postgresql | <18.4 | / | / | / | / | / | / | / |
| a | postgresql | postgresql | <17.10 | / | / | / | / | / | / | / |
| a | postgresql | postgresql | <16.14 | / | / | / | / | / | / | / |
| a | postgresql | postgresql | <15.18 | / | / | / | / | / | / | / |
| a | postgresql | postgresql | <14.23 | / | / | / | / | / | / | / |
Tags
CVSS Score
CVSS Data - 3.1
- Attack Vector: NETWORK
- Attack Complexity: LOW
- Privileges Required: LOW
- Scope: UNCHANGED
- Confidentiality Impact: LOW
- Integrity Impact: NONE
- Availability Impact: NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Timeline
Published: May 14, 2026, 2:16 p.m.
Last Modified: May 14, 2026, 4:21 p.m.
Last Modified: May 14, 2026, 4:21 p.m.
Status : Undergoing Analysis
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
f86ef6dc-4d3a-42ad-8f28-e6d5547a5007
*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.