CSRF in Mybb

CVE-2018-7305

MyBB 1.8.14 is not checking for a valid CSRF token, leading to arbitrary deletion of user accounts.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (27.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-7305: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Mybb — versions 1.8.14

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-7305?
CVE-2018-7305 is a medium-severity vulnerability in Mybb, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.9/10. Published 2018-02-21.
How severe is CVE-2018-7305?
Medium severity. CVSS v3 base score is 4.9 out of 10.