CVE-2019-12835

9.8 criticalEPSS 1.6%

Critical (9.8) in leanify project leanify. EPSS 1.6% chance of exploitation in the next 30 days.

formats/xml.cpp in Leanify 0.4.3 allows for a controlled out-of-bounds write in xml_memory_writer::write via characters that require escaping.

Severity

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2019-06-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19