CVE-2021-22953

CVE-2021-22953 is a medium-severity vulnerability in Concretecms Concrete Cms with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Description

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"

Frequently asked questions

What is 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"
How severe is CVE-2021-22953?
CVE-2021-22953 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2021-22953 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22953?
CVE-2021-22953 affects Concretecms Concrete Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22953?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22953 published?
CVE-2021-22953 was published on 2021-09-23 and last updated on 2026-06-17.

References

Affected products (1)

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