{"action":"Upgrade apache2 to 2.4.66-r0 or later.","affected":[{"fixed":"2.4.66-r0","introduced":"0"}],"component":"apache2","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["2.4.66-r0"],"id":"tcs_01M5NFE0F3AWD6AH2C6FZ2EWFT","modified_at":"2026-08-27T22:18:02.992959315Z","published_at":"2025-12-05T11:15:51.890Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2025-55753","https://security.alpinelinux.org/vuln/CVE-2025-55753"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2025-55753#Alpine:v3.24/apache2","url":"https://osv.dev/vulnerability/ALPINE-CVE-2025-55753"}],"summary":"An integer overflow in the case of failed ACME certificate renewal leads, after a number of failures (~30 days in default configurations), to the backoff timer becoming 0. Attempts to renew the certif"}