{"id":"CVE-2026-120428","published":"2026-11-02T15:17:24.010","lastModified":"2026-11-02T19:35:33.347","description":"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.","cvssScore":6.1,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/handler/share/common.go","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/usecase/file.go","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/web/admin/server.conf","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/issues/1845","tags":[]},{"url":"https://vul.yulun.ac.cn/20261101/pandawiki/","tags":[]},{"url":"https://www.vulncheck.com/advisories/pandawiki-3.65.0-through-3.87.5-stored-xss-via-static-file-pdf-query-string-bypass","tags":[]}],"exploitRefs":[{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/handler/share/common.go","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/backend/usecase/file.go","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/blob/v3.87.5/web/admin/server.conf","tags":[]},{"url":"https://github.com/chaitin/PandaWiki/issues/1845","tags":[]}],"hasPoc":true,"ai":null}