What is CVE-2021-22953?

CVE-2021-22953 is a medium-severity vulnerability in Concretecms Concrete Cms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2021-09-23.

How severe is CVE-2021-22953?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CSRF in Concretecms Concrete Cms

CVE-2021-22953

A CSRF in Concrete CMS version 8.5.5 and below allows an attacker to clone topics which can lead to UI inconvenience, and exhaustion of disk space.Credit for discovery: "Solar Security Research Team"

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.004 (28.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Concretecms Concrete_cms
N/a Https://github.com/concrete5/concrete5 — versions fixed in Concrete CMS version 8.5.6

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

support@hackerone.com (Permissions Required, x_refsource_MISC)
support@hackerone.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2021-22953?: CVE-2021-22953 is a medium-severity vulnerability in Concretecms Concrete Cms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2021-09-23.
How severe is CVE-2021-22953?: Medium severity. CVSS v3 base score is 5.4 out of 10.