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Vulnerabilities

Security incident · CVE-2023-53932

Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation.

Published Dec 17, 2025 · catalog updated Apr 7, 2026 · Serendipity 2.4.0 contains a

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-53932. EPSS is 0.24%. Act only if a listed version of Serendipity 2.4.0 contains a is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Serendipity 2.4.0 contains a).
  • 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
0.24%
Remediation
Vendor / distro source
Affected products
vendor s9y serendipity 2.4.0

Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation. Attackers can craft entries with JavaScript payloads that will execute when other users view the compromised blog post.

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 s9y serendipity 2.4.02.4.0

How to fix CVE-2023-53932

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-2023-53932. EPSS is 0.24%. Act only if a listed version of Serendipity 2.4.0 contains a is installed.

Which versions are affected?

Compare what you have installed with s9y serendipity 2.4.0 2.4.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. 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

    Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation. Attackers can craft entries with JavaScript payloads that will execute when other users view the compromised blog post.

  2. Apr 7, 2026 · EUVD

    Updated

    Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation. Attackers can craft entries with JavaScript payloads that will execute when other users view the compromised blog post.

Sources

  • CVE.orgVulnerability recordCVE-2023-53932

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-53932

    30-day exploitation probability 0.24%

    first.org
  • EUVDVulnerability recordEUVD-2023-60199

    Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation. Attackers can craft entries with JavaScript payloads that will execute when other users view the compromised blog post.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgOct 30, 2026
  • EUVDOct 30, 2026