How severe is CVE-2025-0660?

CVE-2025-0660 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-0660 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-0660?

CVE-2025-0660 affects Concretecms Concrete Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-0660?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-0660 have an EU (EUVD) identifier?

Yes. CVE-2025-0660 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7367.

When was CVE-2025-0660 published?

CVE-2025-0660 was published on 2025-03-10 and last updated on 2026-06-17.

CVE-2025-0660

CVE-2025-0660 is a medium-severity vulnerability in Concretecms Concrete Cms with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v4: 4.8
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7367
Weakness: CWE-79
Affected product: Concretecms Concrete Cms
Published: 2025-03-10
Last modified: 2026-06-17

Description

Concrete CMS versions 9.0.0 through 9.3.9 are affected by a stored XSS in Folder Function.The "Add Folder" functionality lacks input sanitization, allowing a rogue admin to inject XSS payloads as folder names. The Concrete CMS security team gave this vulnerability a CVSS 4.0 Score of 4.8 with vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N. Versions below 9 are not affected. Thanks, Alfin Joseph for reporting.

Frequently asked questions

What is CVE-2025-0660?: Concrete CMS versions 9.0.0 through 9.3.9 are affected by a stored XSS in Folder Function.The "Add Folder" functionality lacks input sanitization, allowing a rogue admin to inject XSS payloads as folder names. The Concrete CMS security team gave this vulnerability a CVSS 4.0 Score of 4.8 with vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N. Versions below 9 are not affected. Thanks, Alfin Joseph for reporting.
How severe is CVE-2025-0660?: CVE-2025-0660 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-0660 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-0660?: CVE-2025-0660 affects Concretecms Concrete Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-0660?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-0660 have an EU (EUVD) identifier?: Yes. CVE-2025-0660 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7367.
When was CVE-2025-0660 published?: CVE-2025-0660 was published on 2025-03-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*

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