{"id":"CVE-2023-1718","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-1718","generatedAt":"2026-11-04T22:43:10.786Z","title":"Improper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted \"tmp_url\".","description":"\nImproper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted \"tmp_url\".\n\n\n\n\n\n","published":"2023-11-01T10:15:09.000Z","lastModified":"2026-06-17T05:28:37.000Z","status":"Modified","sourceIdentifier":"info@starlabs.sg","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-835"],"affected":["bitrix24/bitrix24"],"epss":{"score":0.28693,"percentile":0.98142,"date":"2026-11-03","history":[{"date":"2026-11-02","score":0.28693,"percentile":0.98139}]},"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 28.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://starlabs.sg/advisories/23/23-1718/","tags":["Exploit","Third Party Advisory"],"source":"info@starlabs.sg"},{"url":"https://starlabs.sg/advisories/23/23-1718/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-1718","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."}