An exploitable code execution vulnerability exists in the Levin deserialization functionality of the Epee library, as used in Monero 'Lithium Luna' (v0.12.2.0-master-ffab6700) and other cryptocurrencies. A specially crafted network packet can cause a logic flaw, resulting in code execution. An attacker can send a packet to trigger this vulnerability.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.7% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)