{"id":"CLEANSTART-2026-HT23337","summary":"flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm","details":"Security vulnerability affects the gnupg package. A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm.","modified":"2026-04-02T13:31:30.342884Z","published":"2026-01-30T17:15:56.746125Z","upstream":["CVE-2019-14855"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-HT23337"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2019-14855"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-14855"}],"affected":[{"package":{"name":"gnupg","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.8-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-HT23337.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}