CVE-2025-15537

MEDIUM 5.3

Mapnik dbfile.cpp string_value heap-based overflow

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-122 CWE-119
Vendor	n/a
Product	mapnik
Published	Jan 18, 2026
Last Updated	Feb 23, 2026

Stay Ahead of the Next One

Get instant alerts for n/a mapnik

Be the first to know when new medium vulnerabilities affecting n/a mapnik are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Mapnik

4.0 4.1 4.2.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.341709 vuldb.com: https://vuldb.com/?ctiid.341709 vuldb.com: https://vuldb.com/?submit.733348 github.com: https://github.com/mapnik/mapnik/issues/4543 github.com: https://github.com/oneafter/1218/blob/main/repro github.com: https://github.com/mapnik/mapnik/

Credits

🔍 Oneafter (VulDB User)