CVE-2025-15537 MEDIUM

CVE-2025-15537: Mapnik dbfile.cpp string_value heap-based overflow

Vendor N/A
Product Mapnik
Weakness CWE-122
Published January 18, 2026
Last update February 23, 2026

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A security vulnerability has been detected in Mapnik up to 4.2.0. This issue affects the function mapnik::dbf_file::string_value of the file plugins/input/shape/dbfile.cpp. Such manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Key dates

02Disclosure timeline

January 18, 2026 CVE published
February 23, 2026 Record updated