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Vulnerability record · CVE-2023-23313 · published 3 March 2023

CVE-2023-23313: Draytek vigor2860 firmware cross-site scripting vulnerability

Draytek · Vigor2860 Firmware

Certain Draytek products are vulnerable to Cross Site Scripting (XSS) via the wlogin.cgi script and user_login.cgi script of the router's web application management portal. This affects Vigor3910, Vigor1000B, Vigor2962 v4.3.2.1; Vigor2865 and Vigor2866 v4.4.1.0; Vigor2927 v4.4.2.2; and Vigor2915, Vigor2765, Vigor2766, Vigor2135 v4.4.2.0; Vigor2763 v4.4.2.1; Vigor2862 and Vigor2926 v3.9.9.0; Vigor2925 v3.9.3; Vigor2952 and Vigor3220 v3.9.7.3; Vigor2133 and Vigor2762 v3.9.6.4; and Vigor2832 v3.9.6.2.

6.1 CVSS 3.1 Medium EPSS 0.36% · top 73.0% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score
0.36%EPSS exploitation probability, 30 days
NoNot in CISA KEV
91Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Certain Draytek products are vulnerable to Cross Site Scripting (XSS) via the wlogin.cgi script and user_login.cgi script of the router's web application management portal. This affects Vigor3910, Vigor1000B, Vigor2962 v4.3.2.1; Vigor2865 and Vigor2866 v4.4.1.0; Vigor2927 v4.4.2.2; and Vigor2915, Vigor2765, Vigor2766, Vigor2135 v4.4.2.0; Vigor2763 v4.4.2.1; Vigor2862 and Vigor2926 v3.9.9.0; Vigor2925 v3.9.3; Vigor2952 and Vigor3220 v3.9.7.3; Vigor2133 and Vigor2762 v3.9.6.4; and Vigor2832 v3.9.6.2.

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

Affected products

91 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.draytek.com/about/security-advisory/cross-site-scripting-vulnerability-%28cve-2023-23313%29/ Vendor Advisory
https://www.horizonconsulting.com/advisories23-Multiple-XSS-Stored-in-DrayTek-routers-CVE-2023-23313 Third Party Advisory
https://www.draytek.com/about/security-advisory/cross-site-scripting-vulnerability-%28cve-2023-23313%29/ Vendor Advisory
https://www.horizonconsulting.com/advisories23-Multiple-XSS-Stored-in-DrayTek-routers-CVE-2023-23313 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-51138Draytek vigor3912 firmware stack-based buffer overflow vulnerabilityVigor165/166 4.2.7 and earlier; Vigor2620/LTE200 3.9.8.9 and earlier; Vigor2860/2925 3.9.8 and earlier; Vigor2862/2926 3.9.9.5 and earlier; Vigor2133…EPSS 1.1%9.8CVE-2024-51139Draytek vigor2620 firmware classic buffer overflow vulnerabilityBuffer Overflow vulnerability in Vigor2620/LTE200 3.9.8.9 and earlier and Vigor2860/2925 3.9.8 and earlier and Vigor2862/2926 3.9.9.5 and earlier and…EPSS 1.00%9.8CVE-2024-41593Draytek vigor3912 firmware out-of-bounds write vulnerabilityDrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-ext…EPSS 0.89%9.8CVE-2023-33778Draytek myvigor hard-coded credentials vulnerabilityDraytek Vigor Routers firmware versions below 3.9.6/4.2.4, Access Points firmware versions below v1.4.0, Switches firmware versions below 2.6.7, and …EPSS 0.59%9.8CVE-2022-32548Draytek vigor3910 firmware classic buffer overflow vulnerabilityAn issue was discovered on certain DrayTek Vigor routers before July 2022 such as the Vigor3910 before 4.3.1.1. /cgi-bin/wlogin.cgi has a buffer over…EPSS 34%8.8CVE-2024-41334Draytek vigor166 firmware improper certificate validation vulnerabilityDraytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior to v3.9.7, Vigor 2862/2926 prior to v3.9.9…EPSS 0.38%8.8CVE-2024-41339Draytek vigor165 firmware unrestricted file upload vulnerabilityAn issue in the CGI endpoint used to upload configurations in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vi…EPSS 0.65%8.4CVE-2024-41340Draytek vigor165 firmware unrestricted file upload vulnerabilityAn issue in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior to v3.9.7, Vigor 2862/2926 pri…EPSS 0.21%

Source: NIST National Vulnerability Database (record CVE-2023-23313), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.