CVE-2023-27641

MEDIUM NUCLEI

LISTSERV < 17.0 - Cross-Site Scripting via REPORT Parameter

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2023-27641 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

The REPORT (after z but before a) parameter in wa.exe in L-Soft LISTSERV 16.5 before 17 allows an attacker to conduct XSS attacks via a crafted URL.

Nuclei Templates (1)

L-Soft LISTSERV 16.5 - Cross-Site Scripting
MEDIUMby ritikchaddha
Shodan: http.html:"LISTSERV"
FOFA: body="listserv"

References (1)

Core 1

Scores

CVSS v3 6.1
EPSS 0.0109
EPSS Percentile 61.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
lsoft/listserv < 17.0
Published Mar 05, 2023
Tracked Since Feb 18, 2026