What is CVE-2023-40033?

CVE-2023-40033 is a high-severity vulnerability in Flarum, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.1/10. Published 2023-08-16.

How severe is CVE-2023-40033?

High severity. CVSS v3 base score is 7.1 out of 10.

SSRF in Flarum

CVE-2023-40033

Flarum is an open source forum software. Flarum is affected by a vulnerability that allows an attacker to conduct a Blind Server-Side Request Forgery (SSRF) attack or disclose any file on the server, even with a basic user account on any F…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.004 (34.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.

Affected products

Flarum
Flarum Framework — versions < 1.8.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2023-40033?: CVE-2023-40033 is a high-severity vulnerability in Flarum, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.1/10. Published 2023-08-16.
How severe is CVE-2023-40033?: High severity. CVSS v3 base score is 7.1 out of 10.