{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-31350", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-04-09T20:27:09.742Z", "dateReserved": "2026-03-09T00:00:00.000Z", "datePublished": "2026-04-06T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-04-06T15:34:15.550Z"}, "descriptions": [{"lang": "en", "value": "An authenticated stored cross-site scripting (XSS) vulnerability in Feehi CMS v2.1.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Page Sign parameter."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/liufee/cms"}, {"url": "https://github.com/liufee/cms/issues/82"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-79", "lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "references": [{"url": "https://github.com/liufee/cms/issues/82", "tags": ["exploit"]}], "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-04-09T18:03:37.372450Z", "id": "CVE-2026-31350", "options": [{"Exploitation": "poc"}, {"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": "2026-04-09T20:27:09.742Z"}}]}, "dataVersion": "5.2"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:feehi:feehi_cms:2.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "C27559F1-734D-4924-AD35-EDC2DD9EDF7C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An authenticated stored cross-site scripting (XSS) vulnerability in Feehi CMS v2.1.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Page Sign parameter."}], "id": "CVE-2026-31350", "lastModified": "2026-04-09T21:16:09.183", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-04-06T16:16:32.807", "references": [{"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/liufee/cms"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Mitigation"], "url": "https://github.com/liufee/cms/issues/82"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Issue Tracking", "Mitigation"], "url": "https://github.com/liufee/cms/issues/82"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.1.1"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "feehi_cms", "vendor": "feehi"}], "analysis": {"en": {"generated_at": "2026-04-08T00:23:28.780022+00:00", "value": {"mitigation_remediation": ["Apply the latest Feehi CMS release that contains a fix for the stored XSS vulnerability.", "If no patch is available, limit the ability to edit the Page Sign parameter to users with the highest privileges only.", "Perform server\u2011side input validation and output encoding for the Page Sign field to prevent future injection.", "Deploy a Content Security Policy that blocks inline script execution and reduces the impact of XSS attacks."], "summary": {"action": "Patch Immediately", "impact": "Stored XSS (client\u2011side script execution)"}, "threat_synthesis": {"affected_systems": "Feehi CMS version\u202f2.1.1 is the affected product. No other versions or vendors are listed in the CNA data.", "description_and_impact": "An authenticated stored cross\u2011site scripting (CWE\u201179) flaw in Feehi CMS version\u202f2.1.1 allows a logged\u2011in user to inject malicious JavaScript or HTML into the Page Sign parameter. When other users view the affected page, the injected code executes in their browsers, giving the attacker the ability to run arbitrary scripts. The described capability to execute web scripts, coupled with standard XSS attack patterns, implies that an attacker could hijack user sessions or steal cookies, although these specific outcomes are not explicitly detailed in the CVE.", "risk_and_exploitability": "The CVSS score of 5.4 indicates moderate severity, while an EPSS score below\u202f1\u202f% suggests a low likelihood of exploitation. The vulnerability requires a legitimate CMS account to inject the payload, so the primary attack vector is authenticated access via the administration interface. Although the flaw is not published in CISA\u2019s KEV catalog, the combination of client\u2011side impact and moderate severity warrants prompt remediation."}}}}, "created": "2026-04-06T20:21:53.829021+00:00", "updated": "2026-04-08T19:52:53.362554+00:00", "vendors": ["feehi", "feehi$PRODUCT$feehi_cms"]}