{"url":"http://public2.vulnerablecode.io/api/packages/302707?format=json","purl":"pkg:maven/com.vaadin/flow-server@3.0.1","type":"maven","namespace":"com.vaadin","name":"flow-server","version":"3.0.1","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"5.0.4","latest_non_vulnerable_version":"25.0.2","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/54395?format=json","vulnerability_id":"VCID-2fz6-rucr-xqax","summary":"Information Exposure Through Discrepancy\nNon-constant-time comparison of CSRF tokens in endpoint request handler allows attacker to guess a security token for Fusion endpoints via timing attack.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31406","reference_id":"","reference_type":"","scores":[{"value":"0.00054","scoring_system":"epss","scoring_elements":"0.1721","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31406"},{"reference_url":"https://github.com/vaadin/flow/pull/10157","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/10157"},{"reference_url":"https://github.com/vaadin/flow/security/advisories/GHSA-p7jq-v8jp-j424","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-p7jq-v8jp-j424"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31406","reference_id":"CVE-2021-31406","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-2021-31406"},{"reference_url":"https://vaadin.com/security/cve-2021-31406","reference_id":"CVE-2021-31406","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-2021-31406"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/80487?format=json","purl":"pkg:maven/com.vaadin/flow-server@5.0.4","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@5.0.4"},{"url":"http://public2.vulnerablecode.io/api/packages/80512?format=json","purl":"pkg:maven/com.vaadin/flow-server@6.0.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-yu3h-ecpv-qyhu"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@6.0.1"}],"aliases":["CVE-2021-31406","GHSA-p7jq-v8jp-j424"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-2fz6-rucr-xqax"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/54394?format=json","vulnerability_id":"VCID-5nk4-urbw-suee","summary":"Path Traversal\nImproper URL validation in development mode handler in `com.vaadin:flow-server` allows attacker to request arbitrary files stored outside of intended frontend resources 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Exposure Through Discrepancy\nA non-constant-time comparison of CSRF tokens in UIDL request handler in `com.vaadin:flow-server` allows attacker to guess a security token via timing attack.","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":"0.14389","published_at":"2026-06-04T12:55:00Z"}],"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":"CVE-2021-31404","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":"CVE-2021-31404","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/302957?format=json","purl":"pkg:maven/com.vaadin/flow-server@4.0.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-2fz6-rucr-xqax"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@4.0.1"},{"url":"http://public2.vulnerablecode.io/api/packages/80486?format=json","purl":"pkg:maven/com.vaadin/flow-server@5.0.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-2fz6-rucr-xqax"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@5.0.3"}],"aliases":["CVE-2021-31404","GHSA-xwg3-qrcg-w9x6"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-hqrf-7nbq-9bdw"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/54397?format=json","vulnerability_id":"VCID-pxwc-zts8-wkh1","summary":"Information Exposure\nInsecure configuration of default ObjectMapper in `com.vaadin:flow-server` may expose sensitive data if the application also uses `@RestController`","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-36319","reference_id":"","reference_type":"","scores":[{"value":"0.0039","scoring_system":"epss","scoring_elements":"0.60376","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-36319"},{"reference_url":"https://github.com/vaadin/flow","reference_id":"","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow"},{"reference_url":"https://github.com/vaadin/flow/pull/8016","reference_id":"","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/pull/8016"},{"reference_url":"https://github.com/vaadin/flow/pull/8051","reference_id":"","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/pull/8051"},{"reference_url":"https://github.com/vaadin/flow/security/advisories/GHSA-rjww-2x8v-m9v9","reference_id":"","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vaadin/flow/security/advisories/GHSA-rjww-2x8v-m9v9"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36319","reference_id":"CVE-2020-36319","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36319"},{"reference_url":"https://vaadin.com/security/cve-2020-36319","reference_id":"CVE-2020-36319","reference_type":"","scores":[{"value":"3.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://vaadin.com/security/cve-2020-36319"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/80463?format=json","purl":"pkg:maven/com.vaadin/flow-server@3.0.6","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-2fz6-rucr-xqax"},{"vulnerability":"VCID-5nk4-urbw-suee"},{"vulnerability":"VCID-hqrf-7nbq-9bdw"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@3.0.6"}],"aliases":["CVE-2020-36319","GHSA-rjww-2x8v-m9v9"],"risk_score":1.4,"exploitability":"0.5","weighted_severity":"2.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-pxwc-zts8-wkh1"}],"fixing_vulnerabilities":[],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow-server@3.0.1"}