Medium 5.1Published Dec 15, 2025

CVE-2023-53882JLex GuestBook 1.6.4 Reflected Cross-Site Scripting via URL Parameter

Updated under an hour ago (Oct 26, 2026, 9:00 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for jlexart JLex GuestBook

Exploited in the last 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.

CVSS: 5.1 MEDIUM (v4.0, CNA)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
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: Deferred
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

jlexart JLex GuestBook jlexart:jlex_guestbook (from the name)	1.6.4	CNA record

References

References

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

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.