{"id":"CVE-2018-5955","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-5955","generatedAt":"2026-10-28T21:23:58.312Z","title":"User controlled input is not sufficiently filtered, allowing an unauthenticated attacker to add a user to the server via the username and password fields to the rest/user/ URI.","description":"An issue was discovered in GitStack through 2.3.10. User controlled input is not sufficiently filtered, allowing an unauthenticated attacker to add a user to the server via the username and password fields to the rest/user/ URI.","published":"2018-01-21T22:29:00.000Z","lastModified":"2026-06-17T02:01:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-20"],"affected":["smartmobilesoftware/gitstack"],"epss":{"score":0.81433,"percentile":0.99637,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.7583,"percentile":0.99513},{"date":"2026-09-22","score":0.81433,"percentile":0.99622}]},"kev":{"listed":false},"exploits":{"count":2,"verified":true,"firstPublished":"2018-01-15","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":44356,"kind":"exploit","title":"GitStack - Unsanitized Argument Remote Code Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/44356","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/44356.rb","file":"exploits/windows/remote/44356.rb","published":"2018-03-29","added":"2018-03-29","updated":"2018-03-29","author":"Metasploit","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2018-5955"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://raw.githubusercontent.com/rapid7/metasploit-framework/8c88c53e5d858acb1ba146ef86aa255cd7b34682/modules/exploits/windows/http/gitstack_rce.rb"},{"edbId":44044,"kind":"exploit","title":"GitStack - Remote Code Execution","url":"https://www.exploit-db.com/exploits/44044","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/44044.md","file":"exploits/php/webapps/44044.md","published":"2018-01-15","added":"2018-02-15","updated":"2018-02-15","author":"SecuriTeam","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2018-5955"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://blogs.securiteam.com/index.php/archives/3557"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 81.4%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.81433,"from":0.7583,"percentile":0.99622},"summary":"EPSS moved from 75.8% to 81.4% probability of exploitation in the next thirty days."}],"references":[{"url":"https://blogs.securiteam.com/index.php/archives/3557","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/44356/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://blogs.securiteam.com/index.php/archives/3557","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/44356/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-5955","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."}