{"id":"CVE-2021-43788","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-43788","generatedAt":"2026-11-05T00:59:12.239Z","title":"Prior to v1.18.5, a path traversal vulnerability was present that allowed users to access JSON files outside of the expected `languages/` directory.","description":"Nodebb is an open source Node.js based forum software. Prior to v1.18.5, a path traversal vulnerability was present that allowed users to access JSON files outside of the expected `languages/` directory. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible.","published":"2021-11-29T20:15:08.000Z","lastModified":"2026-06-17T04:11:26.000Z","status":"Modified","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},"cwe":["CWE-22"],"affected":["nodebb/nodebb"],"epss":{"score":0.25843,"percentile":0.97979,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 25.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/","tags":["Exploit","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/NodeBB/NodeBB/commit/c8b2fc46dc698db687379106b3f01c71b80f495f","tags":["Patch","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5","tags":["Release Notes","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/NodeBB/NodeBB/security/advisories/GHSA-pfj7-2qfw-vwgm","tags":["Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/NodeBB/NodeBB/commit/c8b2fc46dc698db687379106b3f01c71b80f495f","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5","tags":["Release Notes","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/NodeBB/NodeBB/security/advisories/GHSA-pfj7-2qfw-vwgm","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-43788","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."}