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CVE-2021-42551— Reflected XSS in NetBiblio WebOPAC search functionality

Quick assessment

Affected
AlCoda NetBiblio WebOPAC
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

AlCoda NetBiblio WebOpac是瑞士AlCoda公司的一个图书馆、媒体中心、文献中心和档案馆的集成 It 解决方案。 AlCoda NetBiblio WebOPAC存在安全漏洞，攻击者可利用该漏洞执行跨站点脚本攻击。此问题影响:4.0.0.320之前的版本;4.0.0.328以上版本。不影响4.0.0.335及以上版本。

CVSS 6.1 · Medium EPSS 2.67% · P85

Public Exploits 1

Nuclei · 1 CVE-2021-42551.yaml [template]
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I. Basic Information for CVE-2021-42551

Vulnerability Information
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Vulnerability Title
Reflected XSS in NetBiblio WebOPAC search functionality
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site Scripting (XSS) vulnerability in the search functionality of AlCoda NetBiblio WebOPAC allows an unauthenticated user to craft a reflected Cross-Site Scripting attack. This issue affects: AlCoda NetBiblio WebOPAC versions prior to 4.0.0.320; versions later than 4.0.0.328. This issue does not affect: AlCoda NetBiblio WebOPAC version 4.0.0.335 and later versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
AlCoda NetBiblio WebOpac 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AlCoda NetBiblio WebOpac是瑞士AlCoda公司的一个图书馆、媒体中心、文献中心和档案馆的集成 It 解决方案。 AlCoda NetBiblio WebOPAC存在安全漏洞，攻击者可利用该漏洞执行跨站点脚本攻击。此问题影响:4.0.0.320之前的版本;4.0.0.328以上版本。不影响4.0.0.335及以上版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AlCoda NetBiblio WebOPAC unspecified ~ 4.0.0.320 -

II. Public POCs for CVE-2021-42551

# POC Description Source Link Shenlong Link
1 NetBiblio WebOPAC before 4.0.0.320 is affected by a reflected cross-site scripting vulnerability in its Wikipedia module through /NetBiblio/search/shortview via the searchTerm parameter. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-42551.yaml POC Details
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III. Intelligence Information for CVE-2021-42551

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Other References for CVE-2021-42551 (1)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2021-42551

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