How severe is CVE-2023-53884?

CVE-2023-53884 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-2023-53884 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-53884?

CVE-2023-53884 affects Webedition Webedition Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-53884?

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

Does CVE-2023-53884 have an EU (EUVD) identifier?

Yes. CVE-2023-53884 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203427.

When was CVE-2023-53884 published?

CVE-2023-53884 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2023-53884

CVE-2023-53884 is a medium-severity vulnerability in Webedition Webedition 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)
CVSS v4: 5.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203427
Weakness: CWE-79
Affected product: Webedition Webedition Cms
Published: 2025-12-15
Last modified: 2026-06-17

Description

Webedition CMS v2.9.8.8 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files through the media upload feature to inject and execute arbitrary scripts when the file is viewed by other users.

Frequently asked questions

What is CVE-2023-53884?: Webedition CMS v2.9.8.8 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files through the media upload feature to inject and execute arbitrary scripts when the file is viewed by other users.
How severe is CVE-2023-53884?: CVE-2023-53884 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-2023-53884 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-53884?: CVE-2023-53884 affects Webedition Webedition Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-53884?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-53884 have an EU (EUVD) identifier?: Yes. CVE-2023-53884 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203427.
When was CVE-2023-53884 published?: CVE-2023-53884 was published on 2025-12-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:webedition:webedition_cms:2.9.8.8:*:*:*:*:*:*:*

More vulnerabilities in Webedition Webedition Cms

CVE-2014-2302 — Critical (CVSS 9.8): The installer script in webEdition CMS before 6.2.7-s1 and 6.3.x before 6.3.8-s1 allows remote attackers to conduct PHP…
CVE-2014-2303 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in the file browser component (we_fs.php) in webEdition CMS before 6.2.7-s1.2…
CVE-2023-53883 — High (CVSS 7.2): Webedition CMS v2.9.8.8 contains a remote code execution vulnerability that allows authenticated attackers to inject…
CVE-2024-28418 — Medium (CVSS 6.5): Webedition CMS 9.2.2.0 has a File upload vulnerability via /webEdition/we_cmd.php
CVE-2024-28417 — Medium (CVSS 6.3): Webedition CMS 9.2.2.0 has a Stored XSS vulnerability via /webEdition/we_cmd.php.
CVE-2014-5258 — Medium (CVSS 4.0): Directory traversal vulnerability in showTempFile.php in webEdition CMS before 6.3.9.0 Beta allows remote authenticated…

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