CVE-2024-1921Network attack vector

Authenticated arbitrary file upload

Published Feb 27, 2024 · Updated Aug 1, 2024

Unrestricted file upload in osuuu LightPicture 1.2.0 through 1.2.2 allows remote authenticated users to write dangerous files. The affected code is in /app/controller/Setup.php, but the CNA has not disclosed the function, input, or missing validation that permits the upload. High-privilege access is required; successful exploitation can alter stored content and affect the application's confidentiality and availability.

CVSS severity4.7
Medium
EPSS probability0.61%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Unrestricted file upload in osuuu LightPicture 1.2.0 through 1.2.2 allows remote authenticated users to write dangerous files. The affected code is in /app/controller/Setup.php, but the CNA has not disclosed the function, input, or missing validation that permits the upload. High-privilege access is required; successful exploitation can alter stored content and affect the application's confidentiality and availability.

The record

CVE
CVE-2024-1921
Published
Feb 27, 2024
Updated
Aug 1, 2024
Vendor
osuuu
Product
LightPicture
Classifications
CWE-434, T1105
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 27, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.2.0
  2. Affected versionversion=1.2.1
  3. Affected versionversion=1.2.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

osuuu · LightPictureversion=1.2.0; version=1.2.1; version=1.2.2

Published CVSS scores

4.7VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
4.7VulDBCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
5.8VulDBAV:N/AC:L/Au:M/C:P/I:P/A:P

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1105Ingress Tool Transfer

Public exploit references

No public exploit references are available in this record.

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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