{"schema_version":"2","view":"grouped","data":[{"id":3268,"cve_ids":["CVE-2026-100675"],"payload":{"kind":"advisory","title":"stoatchat before 0.15.5 Denial of Service via mass mentions","summary":"stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges deployment-wide until the API process restarts.","evidence":"cve:CVE-2026-100675","products":[{"name":{"value":"stoatchat","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"high","structured":{"id":"CVE-2026-100675","aliases":["CVE-2026-100675"],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","baseScore":7.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"NONE"}},{"format":"CVSS","cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}}],"affected":[{"vendor":"stoatchat","product":"stoatchat","versions":[{"status":"affected","version":"0","lessThan":"0.15.5","versionType":"semver"},{"status":"unaffected","version":"0.15.5","versionType":"semver"}],"defaultStatus":"unaffected"}],"modified":"2026-09-28T18:07:41.284Z","provider":"cve","references":["https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-denial-of-service-via-mass-mentions"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-100675","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-28T18:05:58.547883Z"}}}],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":["exploit"]}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-28T18:07:41.284Z"}}],"cna":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-26T13:23:38.319Z"}}},"related_cves":[{"value":"CVE-2026-100675","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"},"group_id":"advisory:85d31ef5-5907-49ec-8227-b447ed1d2b92","priority":{"reasons":["publisher_severity"],"severity":"high","linked_cves":[],"fix_available":false,"known_exploited":false,"publisher_severity":"high"},"revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100675","advisory_id":"85d31ef5-5907-49ec-8227-b447ed1d2b92","event_types":["advisory"],"published_at":"2026-10-24T21:32:06.44365+00:00","technologies":["core-cve","stoatchat"],"context_update":false,"extraction_method":"structured","source_published_at":"2026-09-26T13:23:38.319+00:00","detail_url":"/advisories/advisory%3A85d31ef5-5907-49ec-8227-b447ed1d2b92","group":{"id":"advisory:85d31ef5-5907-49ec-8227-b447ed1d2b92","revision":1,"primary_event_id":3280,"change":"published","superseded_by":[],"changed":{"id":3280,"cve_ids":["CVE-2026-100675"],"payload":{"kind":"advisory","title":"stoatchat before 0.15.5 Denial of Service via mass mentions","summary":"stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges deployment-wide until the API process restarts.","evidence":"cve:CVE-2026-100675","products":[{"name":{"value":"stoatchat","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"high","structured":{"id":"CVE-2026-100675","aliases":["CVE-2026-100675"],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","baseScore":7.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"NONE"}},{"format":"CVSS","cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}}],"affected":[{"vendor":"stoatchat","product":"stoatchat","versions":[{"status":"affected","version":"0","lessThan":"0.15.5","versionType":"semver"},{"status":"unaffected","version":"0.15.5","versionType":"semver"}],"defaultStatus":"unaffected"}],"modified":"2026-09-28T18:07:41.284Z","provider":"cve","references":["https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-denial-of-service-via-mass-mentions"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-100675","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-28T18:05:58.547883Z"}}}],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":["exploit"]}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-28T18:07:41.284Z"}}],"cna":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-26T13:23:38.319Z"}}},"related_cves":[{"value":"CVE-2026-100675","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"},"group_id":"advisory:85d31ef5-5907-49ec-8227-b447ed1d2b92","priority":{"reasons":["publisher_severity"],"severity":"high","linked_cves":[],"fix_available":false,"known_exploited":false,"publisher_severity":"high"},"revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100675","advisory_id":"85d31ef5-5907-49ec-8227-b447ed1d2b92","event_types":["advisory"],"published_at":"2026-10-24T21:32:06.44365+00:00","technologies":["core-cve","stoatchat"],"context_update":false,"extraction_method":"structured","source_published_at":"2026-09-26T13:23:38.319+00:00","detail_url":"/events/3280"},"members":[{"id":3280,"cve_ids":["CVE-2026-100675"],"payload":{"kind":"advisory","title":"stoatchat before 0.15.5 Denial of Service via mass mentions","summary":"stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges deployment-wide until the API process restarts.","evidence":"cve:CVE-2026-100675","products":[{"name":{"value":"stoatchat","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"high","structured":{"id":"CVE-2026-100675","aliases":["CVE-2026-100675"],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","baseScore":7.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"NONE"}},{"format":"CVSS","cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}}],"affected":[{"vendor":"stoatchat","product":"stoatchat","versions":[{"status":"affected","version":"0","lessThan":"0.15.5","versionType":"semver"},{"status":"unaffected","version":"0.15.5","versionType":"semver"}],"defaultStatus":"unaffected"}],"modified":"2026-09-28T18:07:41.284Z","provider":"cve","references":["https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-denial-of-service-via-mass-mentions"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-100675","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-28T18:05:58.547883Z"}}}],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":["exploit"]}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-28T18:07:41.284Z"}}],"cna":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-26T13:23:38.319Z"}}},"related_cves":[{"value":"CVE-2026-100675","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"},"group_id":"advisory:85d31ef5-5907-49ec-8227-b447ed1d2b92","priority":{"reasons":["publisher_severity"],"severity":"high","linked_cves":[],"fix_available":false,"known_exploited":false,"publisher_severity":"high"},"revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100675","advisory_id":"85d31ef5-5907-49ec-8227-b447ed1d2b92","event_types":["advisory"],"published_at":"2026-10-24T21:32:06.44365+00:00","technologies":["core-cve","stoatchat"],"context_update":false,"extraction_method":"structured","source_published_at":"2026-09-26T13:23:38.319+00:00","detail_url":"/events/3280"}]}}],"next_after":3268,"next_before":3268}