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CVE-2021-3851— Open Redirect in firefly-iii/firefly-iii

Quick assessment

Affected
firefly-iii firefly-iii/firefly-iii
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.

firefly-iii是一个免费的开源个人理财经理。 firefly-iii存在安全漏洞，该漏洞源于firefly-iii容易被URL重定向到不可信站点。

AI Predicted 4.3 Difficulty: Trivial EPSS 0.57% · P45

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-3851

Vulnerability Information
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Vulnerability Title
Open Redirect in firefly-iii/firefly-iii
Source: CVE Program / CVE List V5
Vulnerability Description
firefly-iii is vulnerable to URL Redirection to Untrusted Site
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
firefly-iii 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
firefly-iii是一个免费的开源个人理财经理。 firefly-iii存在安全漏洞，该漏洞源于firefly-iii容易被URL重定向到不可信站点。
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
firefly-iii firefly-iii/firefly-iii unspecified ~ 5.6.2 -

II. Public POCs for CVE-2021-3851

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3851

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Patches & Fixes for CVE-2021-3851 (1)

Vendor Advisories for CVE-2021-3851 (1)

IV. Related Vulnerabilities

Same product: firefly-iii/firefly-iii
Same vendor: firefly-iii
Same weakness: CWE-601

V. Comments for CVE-2021-3851

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