{"cve":{"cve_id":"CVE-2026-44308","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00179,"epss_percentile":0.07519,"epss_as_of":"2026-06-23","description":"Spring Cloud AWS simplifies using AWS managed services in a Spring and Spring Boot applications. From 3.0.0 to 4.0.1, pplications using Spring Cloud AWS SNS HTTP/HTTPS endpoint support (@NotificationMessageMapping, @NotificationSubscriptionMapping, @NotificationUnsubscribeConfirmationMapping) did not verify the signature of incoming SNS messages. An unauthenticated attacker who knows the endpoint URL could send crafted HTTP POST requests mimicking SNS Notification or SubscriptionConfirmation messages. This vulnerability is fixed in 4.0.2.","published_at":"2026-05-14T14:39:18.227000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":6.3,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","cvss_v4_severity":"MEDIUM","ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-345"],"nvd_references":["https://github.com/awspring/spring-cloud-aws/security/advisories/GHSA-r4w4-wv68-qv85"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:30:27.721249Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"AT","name":"Attack Requirements","value":"P","value_label":"Present"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"VC","name":"Confidentiality (Vulnerable System)","value":"L","value_label":"Low"},{"metric":"VI","name":"Integrity (Vulnerable System)","value":"L","value_label":"Low"},{"metric":"VA","name":"Availability (Vulnerable System)","value":"N","value_label":"None"},{"metric":"SC","name":"Confidentiality (Subsequent System)","value":"N","value_label":"None"},{"metric":"SI","name":"Integrity (Subsequent System)","value":"N","value_label":"None"},{"metric":"SA","name":"Availability (Subsequent System)","value":"N","value_label":"None"}]},"affected":[{"vendor_slug":"awspring","vendor_name":"awspring","product_slug":"spring-cloud-aws","product_name":"spring-cloud-aws","version_start":">= 3.0.0, < 4.0.2","version_start_inclusive":true,"version_end":">= 3.0.0, < 4.0.2","version_end_inclusive":true,"cpe23_uri":"cve5:awspring:spring-cloud-aws:>= 3.0.0, < 4.0.2:>= 3.0.0, < 4.0.2"},{"vendor_slug":"io.awspring.cloud","vendor_name":"io.awspring.cloud","product_slug":"spring-cloud-aws-sns","product_name":"spring-cloud-aws-sns","version_start":">= 3.0.0, < 4.0.2","version_start_inclusive":true,"version_end":">= 3.0.0, < 4.0.2","version_end_inclusive":true,"cpe23_uri":"cve5:io.awspring.cloud:spring-cloud-aws-sns:>= 3.0.0, < 4.0.2:>= 3.0.0, < 4.0.2"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/awspring/spring-cloud-aws/security/advisories/GHSA-r4w4-wv68-qv85","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-05-14T14:39:18.227000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:54:29.867911Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:54:29.867911Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:54:29.867911Z","label":"CVSS score revised","source":"cvelistv5"}]}