How severe is CVE-2023-38904?

CVE-2023-38904 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-2023-38904 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-2023-38904?

CVE-2023-38904 affects Decapcms Netlify Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-38904?

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

When was CVE-2023-38904 published?

CVE-2023-38904 was published on 2023-08-16 and last updated on 2026-06-17.

CVE-2023-38904

CVE-2023-38904 is a medium-severity vulnerability in Decapcms Netlify 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: Decapcms Netlify Cms
Published: 2023-08-16
Last modified: 2026-06-17

Description

A Cross Site Scripting (XSS) vulnerability in Netlify CMS v.2.10.192 allows a remote attacker to execute arbitrary code via a crafted payload to the body parameter of the new post function.

Frequently asked questions

What is CVE-2023-38904?: A Cross Site Scripting (XSS) vulnerability in Netlify CMS v.2.10.192 allows a remote attacker to execute arbitrary code via a crafted payload to the body parameter of the new post function.
How severe is CVE-2023-38904?: CVE-2023-38904 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-2023-38904 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-2023-38904?: CVE-2023-38904 affects Decapcms Netlify Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-38904?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-38904 published?: CVE-2023-38904 was published on 2023-08-16 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/51576

Affected products (1)

cpe:2.3:a:decapcms:netlify_cms:2.10.192:*:*:*:*:*:*:*

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