This might be proprietary software.

#Vulnerabilities 2
Date Id Summary Products Score Patch Annotated
2021-04-23 CVE-2021-22204 Improper neutralization of user data in the DjVu file format in ExifTool versions 7.44 and up allows arbitrary code execution when parsing the malicious image Debian_linux, Exiftool 7.8
2019-01-02 CVE-2018-20211 ExifTool 8.32 allows local users to gain privileges by creating a %TEMP%\par-%username%\cache-exiftool-8.32 folder with a victim's username, and then copying a Trojan horse ws32_32.dll file into this new folder, aka DLL Hijacking. NOTE: 8.32 is an obsolete version from 2010 (9.x was released starting in 2012, and 10.x was released starting in 2015). Exiftool 7.8