{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-120428", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-02T12:42:11.162Z", "datePublished": "2026-11-02T14:28:53.641Z", "dateUpdated": "2026-11-02T17:34:57.661Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-02T14:28:53.641Z"}, "datePublic": "2026-11-01T00:00:00.000Z", "title": "PandaWiki 3.65.0 through 3.87.5 Stored XSS via /static-file/ PDF Query-String Bypass", "descriptions": [{"lang": "en", "value": "PandaWiki 3.65.0 through 3.87.5 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to upload HTML files with image extensions via /share/v1/common/file/upload. Attackers can lure administrators to /static-file/<key>?a=.pdf, bypassing the nginx attachment header to serve HTML inline and steal the panda_wiki_token JWT for session takeover."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "affected": [{"vendor": "Chaitin", "product": "PandaWiki", "defaultStatus": "unaffected", "versions": [{"version": "3.65.0", "lessThanOrEqual": "3.87.5", "status": "affected", "versionType": "semver"}], "repo": "https://github.com/chaitin/PandaWiki"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "baseScore": 5.1, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/chaitin/PandaWiki/issues/1845", "tags": ["issue-tracking"]}, {"url": "https://vul.yulun.ac.cn/20261101/pandawiki/", "tags": ["exploit"]}, {"url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/web/admin/server.conf", "tags": ["technical-description"]}, {"url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/usecase/file.go", "tags": ["technical-description"]}, {"url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/handler/share/common.go", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: PandaWiki 3.65.0 through 3.87.5 Stored XSS via /static-file/ PDF Query-String Bypass", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/pandawiki-3.65.0-through-3.87.5-stored-xss-via-static-file-pdf-query-string-bypass"}], "credits": [{"lang": "en", "value": "Wu Yulun", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-02T17:15:22.970624Z", "id": "CVE-2026-120428", "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": "2026-11-02T17:34:57.661Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "PandaWiki", "repo": "https://github.com/chaitin/PandaWiki", "vendor": "Chaitin", "versions": [{"lessThanOrEqual": "3.87.5", "status": "affected", "version": "3.65.0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PandaWiki 3.65.0 through 3.87.5 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to upload HTML files with image extensions via /share/v1/common/file/upload. Attackers can lure administrators to /static-file/<key>?a=.pdf, bypassing the nginx attachment header to serve HTML inline and steal the panda_wiki_token JWT for session takeover."}], "id": "CVE-2026-120428", "lastModified": "2026-11-02T15:17:24.010", "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": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.1, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-11-02T15:17:24.010", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/handler/share/common.go"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/usecase/file.go"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/chaitin/PandaWiki/blob/v3.87.5/web/admin/server.conf"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/chaitin/PandaWiki/issues/1845"}, {"source": "disclosure@vulncheck.com", "url": "https://vul.yulun.ac.cn/20261101/pandawiki/"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/pandawiki-3.65.0-through-3.87.5-stored-xss-via-static-file-pdf-query-string-bypass"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

{}

{"created": "2026-11-02T15:30:14.817814+00:00", "updated": "2026-11-02T15:30:14.817819+00:00", "vendors": []}