A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18. CREATE(Triage):(User=admin) CVE-2019-14855 (https://nvd.nist.gov/vuln/detail/CVE-2019-14855)
