{"schemaVersion":3,"id":"CVE-2023-0835","aliases":["GHSA-qghr-877h-f9jh"],"status":"published","duplicateOf":null,"title":null,"description":"markdown-pdf version 11.0.0 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate the Markdown content entered by the user.","dates":{"published":"2023-04-04T00:00:00.000Z","modified":"2025-12-03T20:12:39.525Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.2,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.2,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Npm","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":10,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.2,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00597,"percentile":0.47563,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00597},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00597,"percentile":0.47563}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00597,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00597,"percentile":0.47563}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_57868BE7BE7DB4A8","name":"Exploit Reference (fluidattacks.com)","source":"reference","url":"https://fluidattacks.com/advisories/relsb/","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-79","name":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","description":"The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/79.html"}],"affected":[{"vendor":"markdown-pdf_project","product":"markdown-pdf","name":"markdown-pdf","label":"markdown-pdf","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.0.0","eol":null,"hubHref":"/vendor/markdown-pdf_project/markdown-pdf"},{"vendor":"Npm","product":"markdown-pdf","name":"markdown-pdf","label":"markdown-pdf","ecosystem":"Npm","cpePart":null,"purl":"pkg:npm/markdown-pdf","purlType":"npm","versions":[{"text":"≤ 11.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 11.0.0","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://fluidattacks.com/advisories/relsb/","label":"fluidattacks.com/advisories/relsb/","hostname":"fluidattacks.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.npmjs.com/package/markdown-pdf/","label":"www.npmjs.com/package/markdown-pdf/","hostname":"www.npmjs.com","tags":["Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0835","label":"nvd.nist.gov/vuln/detail/CVE-2023-0835","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://fluidattacks.com/advisories/relsb","label":"fluidattacks.com/advisories/relsb","hostname":"fluidattacks.com","tags":["WEB"]},{"url":"https://github.com/alanshaw/markdown-pdf","label":"github.com/alanshaw/markdown-pdf","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://www.npmjs.com/package/markdown-pdf","label":"www.npmjs.com/package/markdown-pdf","hostname":"www.npmjs.com","tags":["WEB"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-04-04T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-12-03T20:12:39.525Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":43,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T13:31:54.076Z","stale":false,"partial":false}}