{"id":"CLEANSTART-2026-ED42524","summary":"Applications which accept user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack if the evaluation of a SpEL expression triggers unbounded...","details":"Multiple security vulnerabilities affect the spring-boot package. Applications which accept user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack if the evaluation of a SpEL expression triggers unbounded cache growth. See references for individual vulnerability details.","modified":"2026-09-18T12:16:16.781426222Z","published":"2026-09-10T02:46:42.433023Z","withdrawn":"2026-09-18T11:59:01.768079Z","upstream":["CVE-2026-22745","CVE-2026-41848","CVE-2026-41851","CVE-2026-54399","CVE-2026-54428","ghsa-4265-ccf5-phj5","ghsa-4g9r-vxhx-9pgx"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ED42524.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-22745"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-41848"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-41851"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-54399"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-54428"},{"type":"WEB","url":"https://osv.dev/vulnerability/ghsa-4265-ccf5-phj5"},{"type":"WEB","url":"https://osv.dev/vulnerability/ghsa-4g9r-vxhx-9pgx"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22745"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41848"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41851"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54399"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54428"}],"affected":[{"package":{"name":"spring-boot","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.13-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ED42524.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}