CVE-2025-2671Public exploitNetwork attack vector

Dangerous file upload via unrestricted base64image data

Published Mar 23, 2025 · Updated Mar 24, 2025

Unrestricted file upload in Yue Lao Blind Box 4.0 and earlier allows remote authenticated users to upload dangerous files via data. The base64image function in /app/controller/Upload.php accepts attacker-controlled data without restricting dangerous file types. Low-privilege application access is required; the public record does not establish whether uploaded files execute.

CVSS severity5.3
Medium
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in Yue Lao Blind Box 4.0 and earlier allows remote authenticated users to upload dangerous files via data. The base64image function in /app/controller/Upload.php accepts attacker-controlled data without restricting dangerous file types. Low-privilege application access is required; the public record does not establish whether uploaded files execute.

The record

CVE
CVE-2025-2671
Published
Mar 23, 2025
Updated
Mar 24, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-284, CWE-434, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 23, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 24, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
5.3VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-284Improper Access Control
CWE-434Unrestricted Upload of File with Dangerous Type
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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