{"id":"CVE-2026-92298","title":"EspoCRM through 10.0.8 uses PHP's rand() function to generate tokens for lead-capture opt-in, event invitation, and campaign URLs instead of a cryptographically secure generator","summary":"EspoCRM through 10.0.8 uses PHP's rand() function to generate tokens for lead-capture opt-in, event invitation, and campaign URLs instead of a cryptographically secure generator. Remote unauthenticated attackers can guess these roughly 3…","severity":"medium","cvss":4.8,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-338"],"vendor":"EspoCRM","product":"EspoCRM","affected":["EspoCRM <= 10.0.8"],"published":"2026-09-16","updated":"2026-09-17","sourceUpdated":"2026-09-17T18:17:14.423","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92298","references":[{"url":"https://gist.github.com/kazisabu/9e3109aab24245fde19b88f53f965e93","label":"disclosure@vulncheck.com"},{"url":"https://github.com/espocrm/espocrm","label":"disclosure@vulncheck.com"},{"url":"https://github.com/espocrm/espocrm/blob/10.0.8/application/Espo/Core/Utils/Util.php#L585-L590","label":"disclosure@vulncheck.com"},{"url":"https://github.com/espocrm/espocrm/blob/10.0.8/application/Espo/Repositories/UniqueId.php#L47","label":"disclosure@vulncheck.com"},{"url":"https://github.com/espocrm/espocrm/commit/8e5555c1ee0ed1e92a9ad54e62f735ac2c4051a1","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/espocrm-through-10.0.8-weak-token-generation-via-rand","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T17:04:17.106694Z"},"epss":0.00324,"epssPercentile":0.25589,"ingestedAt":"2026-09-16T02:48:25.629Z","slug":"CVE-2026-92298","body":"## Overview\n\nEspoCRM through 10.0.8 uses PHP's rand() function to generate tokens for lead-capture opt-in, event invitation, and campaign URLs instead of a cryptographically secure generator. Remote unauthenticated attackers can guess these roughly 31-bit tokens to confirm opt-ins, accept or decline event invitations on behalf of other contacts, and access event details.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":26.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}