{"id":"CVE-2017-20255","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-20255","generatedAt":"2026-10-28T20:08:37.103Z","title":"Component JB Visa 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the visatype parameter.","description":"Joomla! Component JB Visa 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the visatype parameter. Attackers can send GET requests to index.php with the option=com_bookpro and view=popup parameters, injecting SQL commands in the visatype parameter to extract sensitive database information including credentials and table contents.","published":"2026-06-19T16:16:15.000Z","lastModified":"2026-08-19T15:50:09.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.8,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-89"],"affected":["joombooking/jb visa"],"epss":{"score":0.00492,"percentile":0.42095,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://joombooking.com/","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://extensions.joomla.org/extensions/extension/vertical-markets/booking-a-reservations/jb-visa/","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/43350","tags":["Exploit","VDB Entry"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/joomla-component-jb-visa-sql-injection-via-visatype","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-20255","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."}