{"apiVersion":"1.0","identifier":"CVE-2026-59321","description":"A single ScriptEngine instance is reused for every message on a script-backed channel. For JSR-223 engines that report THREADING=null (not thread-safe, e.g. the Kotlin kts engine), concurrent message processing can corrupt engine-internal state, potentially leaking one message-s payload/headers bindings into another message-s script evaluation or throwing spurious exceptions. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12 Spring Integration 5.5.21 and earlier","publishedAt":"2026-08-27T20:17:58","lastModifiedAt":"2026-08-27T20:17:58","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-59321","cvssScore":4.2,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","epssProbability":0.00124,"riskScore":0.42,"affectedProduct":"Spring Integration","affectedVersions":"<7.1.0","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-59321","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-59321","en":"https://www.redsauce.net/en/cves/CVE-2026-59321","fr":"https://www.redsauce.net/fr/cves/CVE-2026-59321","pt":"https://www.redsauce.net/pt/cves/CVE-2026-59321","de":"https://www.redsauce.net/de/cves/CVE-2026-59321","sk":"https://www.redsauce.net/sk/cves/CVE-2026-59321","el":"https://www.redsauce.net/el/cves/CVE-2026-59321"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-59321"}}