CVE-2026-77818— Reflected HTML Injection via Form Hijacking in Yordam Informatics's Library Automation System
Quick assessment
Affected
Yordam Information Technology Consulting, Training and Electronic Systems Industry and Trade Inc. Library Information and Document Automation Program
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 Yordam Information Technology Consulting, Training and Electronic Systems Industry and Trade Inc. 的图书馆信息与文档自动化系统中存在“生成网页时输入未正确消毒（跨站点脚本，XSS）”漏洞，该漏洞可能导致内容伪造（Content Spoofing）。 此问题影响版本范围：图书馆信息与文档自动化系统从 v22.1 起至 v22.2 之前。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Yordam Information Technology Consulting, Training and Electronic Systems Industry and Trade Inc. | Library Information and Document Automation Program | v22.1< v22.2 |
affected |
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I. Basic Information for CVE-2026-77818
Vulnerability Information
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Vulnerability Title
Reflected HTML Injection via Form Hijacking in Yordam Informatics's Library Automation System
Source: CVE Program / CVE List V5
Vulnerability Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Yordam Information Technology Consulting, Training and Electronic Systems Industry and Trade Inc. Library Information and Document Automation Program allows Content Spoofing.
This issue affects Library Information and Document Automation Program: from v22.1 before v22.2.
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
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Yordam Information Technology Consulting, Training and Electronic Systems Industry and Trade Inc. | Library Information and Document Automation Program | v22.1 ~ v22.2 | - |
|
II. Public POCs for CVE-2026-77818
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-77818 (1)
-
🔗 T.C. Siber Güvenlik Başkanlığı - Güvenlik Bildirimleri Detay government-resource
IV. Related Vulnerabilities
Same weakness: CWE-79
-
CVE-2026-52772
YesWiki: Bazar form-field templates still apply `|raw('html' -
CVE-2026-73848
Emlog: Stored XSS via Tag Name in Article Editor -
CVE-2026-53758
Emlog: Stored XSS via Parsedown Markdown Processing - Raw HT -
CVE-2026-14466
Possible XSS in the SNS web administration panel -
CVE-2026-8447
Langflow is vulnerable to stored cross-site scripting and IP
V. Comments for CVE-2026-77818
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