Vulnerability in Espocrm
CVE-2026-92298
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 31-bit tokens to confirm opt-ins, accept or decline event invitations on behalf of other contacts, and access event details.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (patch)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92298?
- CVE-2026-92298 is a medium-severity vulnerability in Espocrm, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 4.8/10. Published 2026-09-16.
- How severe is CVE-2026-92298?
- Medium severity. CVSS v3 base score is 4.8 out of 10.