How severe is CVE-2023-37611?

CVE-2023-37611 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-37611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37611?

CVE-2023-37611 affects Neos Neos Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37611?

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

When was CVE-2023-37611 published?

CVE-2023-37611 was published on 2023-09-18 and last updated on 2026-06-17.

CVE-2023-37611

CVE-2023-37611 is a medium-severity vulnerability in Neos Neos 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Neos Neos Cms
Published: 2023-09-18
Last modified: 2026-06-17

Description

Cross Site Scripting (XSS) vulnerability in Neos CMS 8.3.3 allows a remote authenticated attacker to execute arbitrary code via a crafted SVG file to the neos/management/media component.

Frequently asked questions

What is CVE-2023-37611?: Cross Site Scripting (XSS) vulnerability in Neos CMS 8.3.3 allows a remote authenticated attacker to execute arbitrary code via a crafted SVG file to the neos/management/media component.
How severe is CVE-2023-37611?: CVE-2023-37611 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-37611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37611?: CVE-2023-37611 affects Neos Neos Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-37611 published?: CVE-2023-37611 was published on 2023-09-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:neos:neos_cms:8.3.3:-:*:*:*:*:*:*

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