{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-21331", "assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538", "state": "PUBLISHED", "assignerShortName": "adobe", "dateReserved": "2025-12-12T22:01:18.195Z", "datePublished": "2026-04-14T17:33:48.648Z", "dateUpdated": "2026-04-14T18:33:21.646Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "Adobe Connect", "vendor": "Adobe", "versions": [{"lessThanOrEqual": "12.10", "status": "affected", "version": "0", "versionType": "semver"}]}], "datePublic": "2026-04-14T17:00:00.000Z", "descriptions": [{"lang": "en", "value": "Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser. Scope is changed."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "environmentalScore": 6.1, "environmentalSeverity": "MEDIUM", "exploitCodeMaturity": "NOT_DEFINED", "integrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "LOW", "modifiedAttackVector": "NETWORK", "modifiedAvailabilityImpact": "NONE", "modifiedConfidentialityImpact": "LOW", "modifiedIntegrityImpact": "LOW", "modifiedPrivilegesRequired": "NONE", "modifiedScope": "CHANGED", "modifiedUserInteraction": "REQUIRED", "privilegesRequired": "NONE", "remediationLevel": "NOT_DEFINED", "reportConfidence": "NOT_DEFINED", "scope": "CHANGED", "temporalScore": 6.1, "temporalSeverity": "MEDIUM", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "Cross-site Scripting (Reflected XSS) (CWE-79)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "078d4453-3bcd-4900-85e6-15281da43538", "shortName": "adobe", "dateUpdated": "2026-04-14T17:33:48.648Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://helpx.adobe.com/security/products/connect/apsb26-37.html"}], "source": {"discovery": "EXTERNAL"}, "title": "Adobe Connect | Cross-site Scripting (Reflected XSS) (CWE-79)"}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-14T18:33:02.818574Z", "id": "CVE-2026-21331", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-14T18:33:21.646Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-21331", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-14T18:33:02.818574Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-14T18:33:05.747Z"}}], "cna": {"title": "Adobe Connect | Cross-site Scripting (Reflected XSS) (CWE-79)", "source": {"discovery": "EXTERNAL"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "modifiedScope": "CHANGED", "temporalScore": 6.1, "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "remediationLevel": "NOT_DEFINED", "reportConfidence": "NOT_DEFINED", "temporalSeverity": "MEDIUM", "availabilityImpact": "NONE", "environmentalScore": 6.1, "privilegesRequired": "NONE", "exploitCodeMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NETWORK", "confidentialityImpact": "LOW", "environmentalSeverity": "MEDIUM", "availabilityRequirement": "NOT_DEFINED", "modifiedIntegrityImpact": "LOW", "modifiedUserInteraction": "REQUIRED", "modifiedAttackComplexity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAvailabilityImpact": "NONE", "modifiedPrivilegesRequired": "NONE", "modifiedConfidentialityImpact": "LOW"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Adobe", "product": "Adobe Connect", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "12.10"}], "defaultStatus": "affected"}], "datePublic": "2026-04-14T17:00:00.000Z", "references": [{"url": "https://helpx.adobe.com/security/products/connect/apsb26-37.html", "tags": ["vendor-advisory"]}], "descriptions": [{"lang": "en", "value": "Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser. Scope is changed."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "Cross-site Scripting (Reflected XSS) (CWE-79)"}]}], "providerMetadata": {"orgId": "078d4453-3bcd-4900-85e6-15281da43538", "shortName": "adobe", "dateUpdated": "2026-04-14T17:33:48.648Z"}}}, "cveMetadata": {"cveId": "CVE-2026-21331", "state": "PUBLISHED", "dateUpdated": "2026-04-14T18:33:21.646Z", "dateReserved": "2025-12-12T22:01:18.195Z", "assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538", "datePublished": "2026-04-14T17:33:48.648Z", "assignerShortName": "adobe"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser. Scope is changed."}], "id": "CVE-2026-21331", "lastModified": "2026-04-14T18:16:43.953", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "psirt@adobe.com", "type": "Primary"}]}, "published": "2026-04-14T18:16:43.953", "references": [{"source": "psirt@adobe.com", "url": "https://helpx.adobe.com/security/products/connect/apsb26-37.html"}], "sourceIdentifier": "psirt@adobe.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "psirt@adobe.com", "type": "Primary"}]}

{}