{"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"}}]}}