{"id":"CVE-2026-73243","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-73243","generatedAt":"2026-10-27T23:56:25.100Z","title":"Prior to 5.0.1, the unauthenticated GET /addTask endpoint in kkFileView is omitted from TrustHostFilter and TrustDirFilter in server/src/main/java/cn/keking/config/WebConfig.java, allowing FileConvertQueueTask to fetch an attacker-selected URL after…","description":"kkFileView is a universal file online preview project based on Spring Boot. Prior to 5.0.1, the unauthenticated GET /addTask endpoint in kkFileView is omitted from TrustHostFilter and TrustDirFilter in server/src/main/java/cn/keking/config/WebConfig.java, allowing FileConvertQueueTask to fetch an attacker-selected URL after FileHandlerService#getFileAttribute uses the fullfilename parameter to force an OFFICE, COMPRESS, or CAD type. This issue is fixed in version 5.0.1.","published":"2026-08-11T20:18:49.000Z","lastModified":"2026-10-24T15:10:00.000Z","status":"Deferred","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":5.8,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N"},"cwe":["CWE-918"],"affected":[],"epss":{"score":0.00432,"percentile":0.37259,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.43%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/kekingcn/kkFileView/commit/32a887aa2cd70228998c617c4e7df6cfcf3fe709","source":"security-advisories@github.com"},{"url":"https://github.com/kekingcn/kkFileView/issues/765","source":"security-advisories@github.com"},{"url":"https://github.com/kekingcn/kkFileView/pull/767","source":"security-advisories@github.com"},{"url":"https://github.com/kekingcn/kkFileView/releases/tag/v5.0.1","source":"security-advisories@github.com"},{"url":"https://github.com/kekingcn/kkFileView/security/advisories/GHSA-gwwj-52hv-6g2m","source":"security-advisories@github.com"},{"url":"https://github.com/kekingcn/kkFileView/security/advisories/GHSA-gwwj-52hv-6g2m","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-73243","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}