A vulnerability has been found in running-elephant Datart up to 1.0.0-rc3. Affected by this issue is the function getTokensecret of the file datart/security/src/main/java/datart/security/util/AESUtil.java of the component API. The manipulation leads to use of hard-coded cryptographic key . The attack is possible to be carried out remotely. The attack is considered to have high complexity. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.