Cleo

7 CVEs in 4 Cleo products, including Harmony, Lexicom, Vltrader. Newest: CVE-2026-84115 (2026-09-01). Severity, EPSS and public exploits for each.

Cleo products with known CVEs

ProductCVEs
Harmony4
Lexicom4
Vltrader2
Cleo1
Cleo CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-84115High8.32026-09-01A vulnerability was found in Cleo Harmony up to 5.8.1.10. The affected element is an unknown function of the file /api/connections of the component JWT Refresh…
CVE-2026-84114Medium6.32026-09-01A vulnerability has been found in Cleo Harmony up to 5.8.1.10. Impacted is the function LocalUserUtil.getNativeUserByAssertions of the component SAML Authentic…
CVE-2024-55956Critical9.82024-12-13In Cleo Harmony before 5.8.0.24, VLTrader before 5.8.0.24, and LexiCom before 5.8.0.24, an unauthenticated user can import and execute arbitrary Bash or PowerS…
CVE-2024-50623Critical9.82024-10-28In Cleo Harmony before 5.8.0.21, VLTrader before 5.8.0.21, and LexiCom before 5.8.0.21, there is an unrestricted file upload and download that could lead to re…
CVE-2022-42966Medium5.92022-11-09An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the cleo PyPI package, when an attacker is able to supply arbitrary input to th…
CVE-2021-33577Medium5.32021-06-18An issue was discovered in Cleo LexiCom 5.5.0.0. The requirement for the sender of an AS2 message to identify themselves (via encryption and signing of the mes…
CVE-2021-33576Critical9.82021-06-18An issue was discovered in Cleo LexiCom 5.5.0.0. Within the AS2 message, the sender can specify a filename. This filename can include path-traversal characters…