Auth bypass in Vanillaforums Vanilla_forums

CVE-2018-15833

In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.009 (55.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-15833?
CVE-2018-15833 is a medium-severity vulnerability in Vanillaforums Vanilla_forums, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2018-08-26.
How severe is CVE-2018-15833?
Medium severity. CVSS v3 base score is 4.3 out of 10.