{"url":"http://public2.vulnerablecode.io/api/packages/485578?format=json","purl":"pkg:maven/com.vaadin/flow@2.0.19","type":"maven","namespace":"com.vaadin","name":"flow","version":"2.0.19","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"6.0.7","latest_non_vulnerable_version":"6.0.7","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/45225?format=json","vulnerability_id":"VCID-e9nd-keyz-gqfe","summary":"Insecure temporary directory usage in frontend build functionality of Vaadin 14 and 15-19\nInsecure temporary directory usage in frontend build functionality of `com.vaadin:flow-server` versions 2.0.9 through 2.5.2 (Vaadin 14.0.3 through Vaadin 14.5.2), 3.0 prior to 6.0 (Vaadin 15 prior to 19), and 6.0.0 through 6.0.5 (Vaadin 19.0.0 through 19.0.4) allows local users to inject malicious code into frontend resources during application rebuilds.\n\n- https://vaadin.com/security/cve-2021-31411","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31411","reference_id":"","reference_type":"","scores":[{"value":"0.00049","scoring_system":"epss","scoring_elements":"0.15578","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31411"},{"reference_url":"https://github.com/vaadin/flow/pull/10640","reference_id":"","reference_type":"","scores":[{"value":"6.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/pull/10640"},{"reference_url":"https://github.com/vaadin/platform/security/advisories/GHSA-p826-8vhq-h439","reference_id":"","reference_type":"","scores":[{"value":"6.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/platform/security/advisories/GHSA-p826-8vhq-h439"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31411","reference_id":"","reference_type":"","scores":[{"value":"6.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31411"},{"reference_url":"https://vaadin.com/security/cve-2021-31411","reference_id":"","reference_type":"","scores":[{"value":"6.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://vaadin.com/security/cve-2021-31411"},{"reference_url":"https://github.com/advisories/GHSA-p826-8vhq-h439","reference_id":"GHSA-p826-8vhq-h439","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-p826-8vhq-h439"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/485617?format=json","purl":"pkg:maven/com.vaadin/flow@2.5.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-pz9y-wdep-ryfs"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@2.5.3"},{"url":"http://public2.vulnerablecode.io/api/packages/486875?format=json","purl":"pkg:maven/com.vaadin/flow@6.0.7","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@6.0.7"}],"aliases":["CVE-2021-31411","GHSA-p826-8vhq-h439"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-e9nd-keyz-gqfe"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/41974?format=json","vulnerability_id":"VCID-pz9y-wdep-ryfs","summary":"Timing side channel vulnerability in UIDL request handler in Vaadin 10, 11-14, and 15-18\nNon-constant-time comparison of CSRF tokens in UIDL request handler in `com.vaadin:flow-server` versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 through 13), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack.\n\n- https://vaadin.com/security/cve-2021-31404","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31404","reference_id":"","reference_type":"","scores":[{"value":"0.00045","scoring_system":"epss","scoring_elements":"0.14459","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31404"},{"reference_url":"https://github.com/vaadin/flow/pull/9875","reference_id":"","reference_type":"","scores":[{"value":"4.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/pull/9875"},{"reference_url":"https://github.com/vaadin/flow/security/advisories/GHSA-xwg3-qrcg-w9x6","reference_id":"","reference_type":"","scores":[{"value":"4.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/security/advisories/GHSA-xwg3-qrcg-w9x6"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31404","reference_id":"","reference_type":"","scores":[{"value":"4.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31404"},{"reference_url":"https://vaadin.com/security/cve-2021-31404","reference_id":"","reference_type":"","scores":[{"value":"4.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://vaadin.com/security/cve-2021-31404"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/485383?format=json","purl":"pkg:maven/com.vaadin/flow@5.0.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-3226-cx8z-pfef"},{"vulnerability":"VCID-6qj9-ppct-1kex"},{"vulnerability":"VCID-e9nd-keyz-gqfe"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@5.0.0"}],"aliases":["CVE-2021-31404","GHSA-xwg3-qrcg-w9x6"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-pz9y-wdep-ryfs"}],"fixing_vulnerabilities":[],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@2.0.19"}