{"id":"CVE-2026-47886","state":"PUBLISHED","title":"Spring Framework Denial of Service via Unbounded Exponentiation in SpEL Expressions","description":"Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19\nSpring Framework 6.1.0 - 6.1.28\nSpring Framework 6.0.0 - 6.0.30\nSpring Framework 5.3.0 - 5.3.49\nSpring Framework 5.2.25.RELEASE and earlier","publishedAt":"2026-08-27T05:21:34.631Z","updatedAt":"2026-08-27T15:00:12.222Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"vmware","products":["Spring Spring Framework"],"affected":[{"vendor":"Spring","product":"Spring Framework","defaultStatus":"unaffected","versions":[{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.8","versionType":"custom"},{"version":"6.2.0","status":"affected","lessThanOrEqual":"6.2.19","versionType":"custom"},{"version":"6.1.0","status":"affected","lessThanOrEqual":"6.1.28","versionType":"custom"},{"version":"6.0.0","status":"affected","lessThanOrEqual":"6.0.30","versionType":"custom"},{"version":"5.3.0","status":"affected","lessThanOrEqual":"5.3.49","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"5.2.25.RELEASE","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-47886"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/47xxx/CVE-2026-47886.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-47886","state":"PUBLISHED","datePublished":"2026-08-27T05:21:34.631Z","dateUpdated":"2026-08-27T15:00:12.222Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-05-20T10:01:00.477Z"},"containers":{"cna":{"title":"Spring Framework Denial of Service via Unbounded Exponentiation in SpEL Expressions","descriptions":[{"lang":"en","value":"Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19\nSpring Framework 6.1.0 - 6.1.28\nSpring Framework 6.0.0 - 6.0.30\nSpring Framework 5.3.0 - 5.3.49\nSpring Framework 5.2.25.RELEASE and earlier"}],"affected":[{"vendor":"Spring","product":"Spring Framework","defaultStatus":"unaffected","versions":[{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.8","versionType":"custom"},{"version":"6.2.0","status":"affected","lessThanOrEqual":"6.2.19","versionType":"custom"},{"version":"6.1.0","status":"affected","lessThanOrEqual":"6.1.28","versionType":"custom"},{"version":"6.0.0","status":"affected","lessThanOrEqual":"6.0.30","versionType":"custom"},{"version":"5.3.0","status":"affected","lessThanOrEqual":"5.3.49","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"5.2.25.RELEASE","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-47886"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-400 Uncontrolled Resource Consumption","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-08-27T05:21:34.631Z"},"impacts":[{"descriptions":[{"lang":"en","value":"Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T14:59:39.970725Z","id":"CVE-2026-47886","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","type":"CWE","lang":"en","description":"CWE-400 Uncontrolled Resource Consumption"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-27T15:00:12.222Z"}}]}}}