CVE-2025-15564
CVE-2025-15564 is a low-severity vulnerability in Mapnik with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-369.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 1.7
- CVSS v4: 1.9
- EPSS exploit prediction: 0% (10th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-206891
- Weakness: CWE-369
- Affected product: Mapnik
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2025-15564?
- 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.
- How severe is CVE-2025-15564?
- CVE-2025-15564 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2025-15564 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-15564?
- CVE-2025-15564 affects Mapnik. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-15564?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-15564 have an EU (EUVD) identifier?
- Yes. CVE-2025-15564 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206891.
- When was CVE-2025-15564 published?
- CVE-2025-15564 was published on 2026-02-07 and last updated on 2026-06-17.
References
- https://github.com/mapnik/mapnik/
- https://github.com/mapnik/mapnik/issues/4545
- https://github.com/oneafter/1219/blob/main/repro
- https://vuldb.com/?ctiid.344502
- https://vuldb.com/?id.344502
- https://vuldb.com/?submit.743386
Affected products (1)
- cpe:2.3:a:mapnik:mapnik:*:*:*:*:*:*:*:*
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