CVE-2023-53932

5.1 mediumEPSS 0.2%

Medium (5.1) in s9y serendipity. EPSS 0.2% chance of exploitation in the next 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.

Severity

CVSS 4.0

5.1 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-12-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

s9y:serendipity

References

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

Check your stack JSON