EUVD-2024-52775PublishedWithdrawn

A stored cross-site scripting (XSS) vulnerability in Umbraco CMS v14.3.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload. NOTE: This has been disputed by the vendor since this potential attack is only possibl…

Exploitation and risk

CISA KEV lists vulnerabilities known to be exploited. FIRST EPSS estimates the likelihood of exploitation in the next 30 days. An unavailable score does not mean zero risk.

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This view includes predictions for CVE identifiers explicitly listed in public NuGet advisories. Microsoft release pages have their own prediction coverage. Check source status for the scope and latest checks.

CVE-2024-55488

No CISA KEV listing is included in this saved record. Exploitation may still have occurred.

FIRST EPSS: 0.33 % · percentile 26.78 % · scored 15 Nov 2026.

Saved 15 Nov 2026 14:45:34 UTC · View this risk record (JSON)

cve-program · CVE-2024-55488

Published

A stored cross-site scripting (XSS) vulnerability in Umbraco CMS v14.3.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload. NOTE: This has been disputed by the vendor since this potential attack is only possible via authenticated users who have been manually allowed access to the CMS. There was a deliberate decision made not to apply HTML sanitization at the product level.

Source published: 22 Jan 2025 00:00:00 UTC
Source modified: 5 Jul 2026 14:30:50 UTC
Saved here: 23 Oct 2026 15:48:27 UTC
Source terms: CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

euvd · EUVD-2024-52775

Published

Additional publisher context

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jan 22, 2025, 12:00:00 AM

dateUpdated: Jul 5, 2026, 2:30:50 PM

Source published: Jan 22, 2025, 12:00:00 AM (timezone not stated)
Source modified: Jul 5, 2026, 2:30:50 PM (timezone not stated)
Saved here: 15 Nov 2026 02:37:43 UTC
Source terms: ENISA EUVD · source terms and attribution apply

Original source record · Cite this exact observation · Complete original publisher JSON

Source: euvd · ENISA EUVD · source terms and attribution apply. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

EUVD CVSS 3.1 · 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

nvd · CVE-2024-55488

Published

Additional publisher context

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Modified

Weakness classifications: CWE-79

Original publisher date fields

published: 2025-01-22T16:15:29.770

lastModified: 2026-07-05T15:16:54.900

1 source CPE criteria · context only

cpe:2.3:a:umbraco:umbraco_cms:14.3.1:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Source published: 22 Jan 2025 16:15:29 UTC
Source modified: 5 Jul 2026 15:16:54 UTC
Saved here: 25 Oct 2026 01:17:12 UTC
Source terms: NIST NVD usage terms; underlying source attribution retained

Original source record · Cite this exact observation · Complete original publisher JSON

Source: nvd · NIST NVD usage terms; underlying source attribution retained. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary · 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

osv · GHSA-572q-86rr-5vgq

Withdrawn

# Withdrawn Advisory This advisory has been withdrawn because the issue is a [documented security](https://docs.umbraco.com/umbraco-cms/reference/security/serverside-sanitizing). This link is maintained to preserve external references. For more information, see https://github.com/github/advisory-database/pull/5270. # Original Advisory A stored cross-site scripting (XSS) vulnerability in Umbraco CMS v14.3.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

Source published: 22 Jan 2025 18:31:55 UTC
Source modified: 10 Sep 2026 03:50:56 UTC
Saved here: 23 Oct 2026 16:01:25 UTC
Source terms: GitHub Advisory Database · CC-BY-4.0

Original source record · Cite this exact observation · Complete original publisher JSON

Source: osv · GitHub Advisory Database · CC-BY-4.0. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS_V3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Publisher rating · MODERATE