CVE-2024-45299— alf.io's preloaded data as json is not escaped correctly
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I. Basic Information for CVE-2024-45299
Vulnerability Information
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Vulnerability Title
alf.io's preloaded data as json is not escaped correctly
Source: NVD (National Vulnerability Database)
Vulnerability Description
alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5, the preloaded data as json is not escaped correctly, the administrator / event admin could break their own install by inserting non correctly escaped text. The Content-Security-Policy directive blocks any potential script execution. The administrator or event administrator can override the texts for customization purpose. The texts are not properly escaped. Version 2.0-M5 fixes this issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对输出编码和转义不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
alf.io 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Alf.io是Alf.io开源的一款免费开源活动出席管理系统。 alf.io 2.0-M5之前版本存在安全漏洞，该漏洞源于预加载的json数据未正确转义，可能导致管理员或活动管理员插入未正确转义的文本破坏自身安装。
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 |
|---|---|---|---|---|
| alfio-event | alf.io | < 2.0-M5 | - |
II. Public POCs for CVE-2024-45299
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: alf.io
- CVE-2024-45300
Bypassing promo code limitations with race conditions - CVE-2024-25634
IDOR make user can read e-mail log sent by other events - CVE-2024-25635
IDOR Vulnerability: Allowing Organization Owner to view the - CVE-2024-25627
Cross-Site Scripting (XSS) via File Upload in Alf.io - CVE-2024-25628
Insufficient Session Expiration in alf.io
Same vendor: alfio-event
- CVE-2024-45300
Bypassing promo code limitations with race conditions - CVE-2024-25634
IDOR make user can read e-mail log sent by other events - CVE-2024-25635
IDOR Vulnerability: Allowing Organization Owner to view the - CVE-2024-25627
Cross-Site Scripting (XSS) via File Upload in Alf.io - CVE-2024-25628
Insufficient Session Expiration in alf.io
Same weakness: CWE-116
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Axios: Null Byte Injection via Reverse-Encoding in AxiosURLS - CVE-2026-40567
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Zyxel WRE6505 安全漏洞 - CVE-2026-20136
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V. Comments for CVE-2024-45299
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