Medium 5.4Published Dec 17, 2025

CVE-2023-53932Serendipity 2.4.0 Stored Cross-Site Scripting via Admin Entry Creation

Updated under an hour ago (Oct 27, 2026, 6:23 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for s9y Serendipity

Exploited in the last 30 days

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.

CVSS: 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Modified
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

s9y Serendipity s9y:serendipity (from the name)	2.4.0	CNA record
s9y serendipity s9y:serendipity	2.4.0	NVD

References

References

https://www.exploit-db.com/exploits/51373	exploit, third-party-advisory, vdb-entry
https://docs.s9y.org/	product
https://www.vulncheck.com/advisories/serendipity-stored-cross-site-scripting-via-admin-entry-creation	third-party-advisory, exploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.