Medium severity · published Feb 7, 2026
CVE-2025-15564
Mapnik value.cpp operator divide by zero
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability has been found in Mapnik up to 4.2.0. This vulnerability affects the function mapnik::detail::mod<...>::operator of the file src/value.cpp. The manipulation leads to divide by zero. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mapnik ·
4.0; 4.1; 4.2.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-15564
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-15564
Product
https://github.com/mapnik/mapnik/
Exploit
https://github.com/mapnik/mapnik/issues/4545
Exploit
https://github.com/oneafter/1219/blob/main/repro
Permissions Required
https://vuldb.com/?ctiid.344502
Third Party Advisory
https://vuldb.com/?id.344502
Third Party Advisory
https://vuldb.com/?submit.743386
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