CVE-2024-25627— Cross-Site Scripting (XSS) via File Upload in Alf.io
Quick assessment
Affected
alfio-event alf.io
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.
alf.io是开源票务预订系统。 Alf.io 2.0-M4-2402之前版本存在代码问题漏洞，该漏洞源于存在跨站脚本（XSS）漏洞。
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I. Basic Information for CVE-2024-25627
Vulnerability Information
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Vulnerability Title
Cross-Site Scripting (XSS) via File Upload in Alf.io
Source: CVE Program / CVE List V5
Vulnerability Description
Alf.io is a free and open source event attendance management system. An administrator on the alf.io application is able to upload HTML files that trigger JavaScript payloads. As such, an attacker gaining administrative access to the alf.io application may be able to persist access by planting an XSS payload. This issue has been addressed in version 2.0-M4-2402. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/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
alf.io 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
alf.io是开源票务预订系统。 Alf.io 2.0-M4-2402之前版本存在代码问题漏洞，该漏洞源于存在跨站脚本（XSS）漏洞。
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-M4-2304 | - |
|
II. Public POCs for CVE-2024-25627
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2024-25627 (1)
-
https://github.com/alfio-event/alf.io/security/advisories/GHSA-gpmg-8f92-37cf x_refsource_CONFIRM
IV. Related Vulnerabilities
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-
CVE-2026-50165
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CVE-2026-41412
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CVE-2024-45300
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CVE-2024-45299
alf.io's preloaded data as json is not escaped correctly
Same vendor: alfio-event
-
CVE-2026-50165
alf.io has Improper Access Control for Organization Owners t -
CVE-2026-41412
alf.io vulnerable to Arbitrary File Read and Exfil via simpl -
CVE-2026-35482
alf.io has an Authenticated RCE via Extension Script Sandbox -
CVE-2024-45300
Bypassing promo code limitations with race conditions -
CVE-2024-45299
alf.io's preloaded data as json is not escaped correctly
Same weakness: CWE-79
-
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V. Comments for CVE-2024-25627
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