Cleo
Security incidents tagged Cleo. Newest first.
0 Cleo incidents in the last 12 months
Critical 4 · High 3 · Med 2 · Low 1 · Update ½Severity-weighted: critical 4 · high 3 · medium 2 · low 1 · update ½LessMore
- Incidents
- 1
- Live
- 0
- Patched
- 1
- Days without an incident
- 682
- Longest quiet run: 674 days (Dec 18–Oct 22)
Show 1 older incident1 older incident
December 2024 1
CriticalCleo file transfer zero-days exploited by Clop for data theftPatched
Cleo Multiple Products Patched
Two unauthenticated file-write bugs in Cleo Harmony, VLTrader and LexiCom managed file transfer software (CVE-2024-50623 and CVE-2024-55956) were mass-exploited in December 2024 to plant a Java backdoor and steal data. Huntress saw exploitation from 2024-12-03 against systems already patched to 5.8.0.21; Cleo shipped 5.8.0.24 for the second bug. The Clop ransomware gang claimed the attacks. Added to the CISA KEV catalog on 2024-12-13, 2024-12-17. CISA lists known use in ransomware campaigns.
Open incident →CVE-2024-50623 · CVE-2024-55956
