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Vulnerabilities

Vulnerability · CVE-2023-53909

WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the me

Published Dec 17, 2025 · catalog updated May 24, 2026 · WBCE CMS

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-53909. EPSS is 0.33%. Act only if a listed version of WBCE CMS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.33%
Remediation
Vendor / distro source
Affected products
vendor wbce-cms WBCE CMS 1.6.1

WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the media manager. Attackers can upload SVG files containing script tags to the /wbce/modules/elfinder/ef/php/connector.wbce.php endpoint and execute JavaScript when victims access the uploaded file.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor wbce-cms WBCE CMS 1.6.11.6.1

How to fix CVE-2023-53909

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-53909. EPSS is 0.33%. Act only if a listed version of WBCE CMS is installed.

Which versions are affected?

Compare what you have installed with wbce-cms WBCE CMS 1.6.1 1.6.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.33%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 17, 2025 · EUVD

    Detected

    WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the media manager. Attackers can upload SVG files containing script tags to the /wbce/modules/elfinder/ef/php/connector.wbce.php endpoint and execute JavaScript when victims access the uploaded file.

  2. May 24, 2026 · EUVD

    Updated

    WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the media manager. Attackers can upload SVG files containing script tags to the /wbce/modules/elfinder/ef/php/connector.wbce.php endpoint and execute JavaScript when victims access the uploaded file.

Sources

  • FIRST EPSSExploitation probabilityCVE-2023-53909

    30-day exploitation probability 0.33%

    first.org
  • EUVDVulnerability recordEUVD-2023-60221

    WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the media manager. Attackers can upload SVG files containing script tags to the /wbce/modules/elfinder/ef/

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 29, 2026
  • EUVDOct 29, 2026