CVE-2023-53882

5.1 mediumEPSS 0.4%

Medium (5.1). EPSS 0.4% chance of exploitation in the next 30 days.

JLex GuestBook 1.6.4 contains a reflected cross-site scripting vulnerability in the 'q' URL parameter that allows attackers to inject malicious scripts. Attackers can craft malicious links with XSS payloads to steal session tokens or execute arbitrary JavaScript in victims' browsers.

Severity

CVSS 4.0

5.1 medium

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-12-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://jlexart.com/
https://www.exploit-db.com/exploits/51647
https://www.vulncheck.com/advisories/jlex-guestbook-reflected-cross-site-scripting-via-url-parameter

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