{"id":"CLEANSTART-2026-EB91153","summary":"Previously, pathological inputs could close an unescaped '/' early, allowing for attack-controlled data to inject arbitrary content, potentially leading to XSS","details":"Security vulnerability affects the prometheus-pushgateway-fips package. Previously, pathological inputs could close an unescaped '/' early, allowing for attack-controlled data to inject arbitrary content, potentially leading to XSS.","modified":"2026-10-31T01:00:12.612925360Z","published":"2026-10-30T18:56:04.882720Z","upstream":["CVE-2026-56858"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-EB91153.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-56858"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56858"}],"affected":[{"package":{"name":"prometheus-pushgateway-fips","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/prometheus-pushgateway-fips"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.11.3-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-EB91153.json"}},{"package":{"name":"prometheus-pushgateway-fips","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/prometheus-pushgateway-fips"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.11.3-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-EB91153.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}