{"id":"CVE-2026-6820","state":"PUBLISHED","title":"VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting via Booking Form Email Field","description":"The VikBooking Hotel Booking Engine & PMS plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'email' parameter in all versions up to, and including, 1.8.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2026-07-08T12:33:17.186Z","updatedAt":"2026-07-08T13:10:51.411Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["e4jvikwp VikBooking Hotel Booking Engine & PMS"],"affected":[{"vendor":"e4jvikwp","product":"VikBooking Hotel Booking Engine & PMS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.8.8","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/e2b4586a-f87d-4a51-8f4e-932d7254518e?source=cve","https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/site/controller.php#L307","https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/admin/controller.php#L11208"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/6xxx/CVE-2026-6820.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6820","state":"PUBLISHED","datePublished":"2026-07-08T12:33:17.186Z","dateUpdated":"2026-07-08T13:10:51.411Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-04-21T19:25:58.842Z"},"containers":{"cna":{"title":"VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting via Booking Form Email Field","descriptions":[{"lang":"en","value":"The VikBooking Hotel Booking Engine & PMS plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'email' parameter in all versions up to, and including, 1.8.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"e4jvikwp","product":"VikBooking Hotel Booking Engine & PMS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.8.8","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/e2b4586a-f87d-4a51-8f4e-932d7254518e?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/site/controller.php#L307"},{"url":"https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/admin/controller.php#L11208"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","baseScore":7.2,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-07-08T12:33:17.186Z"},"credits":[{"lang":"en","type":"finder","value":"Naoya Takahashi (nakko)"}],"timeline":[{"time":"2026-03-14T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2026-04-21T19:41:31.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-07-07T23:40:43.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-08T13:10:17.505580Z","id":"CVE-2026-6820","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-08T13:10:51.411Z"}}]}}}