Dotclear 2.25.3 Blog Post Creation Interface unrestricted upload

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Dotclear 2.25.3. The impacted element is an unknown function of the component Blog Post Creation Interface. This manipulation causes unrestricted upload. This vulnerability appears as CVE-2023-53952. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Dotclear 2.25.3. Affected by this vulnerability is an unknown code of the component Blog Post Creation Interface. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Dotclear 2.25.3 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files with .phar extension through the blog post creation interface. Attackers can upload files containing PHP system commands that execute when the uploaded file is accessed, enabling arbitrary code execution on the server.

The weakness was presented by Mirabbas Ağalarov as 51353. It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2023-53952 since 12/16/2025. The exploitation appears to be easy. The attack can be launched remotely. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 279587 (Linux Distros Unpatched Vulnerability : CVE-2023-53952), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (51353), Tenable (279587) and EUVD (EUVD-2025-204592). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 279587
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-53952

Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/16/2025 CVE reserved
12/19/2025 +3 days Advisory disclosed
12/19/2025 +0 days VulDB entry created
12/23/2025 +4 days VulDB entry last update

Sourcesinfo

Advisory: 51353
Researcher: Mirabbas Ağalarov
Status: Not defined

CVE: CVE-2023-53952 (🔒)
GCVE (CVE): GCVE-0-2023-53952
GCVE (VulDB): GCVE-100-337663
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/19/2025 23:02
Updated: 12/23/2025 20:40
Changes: 12/19/2025 23:02 (80), 12/20/2025 03:46 (1), 12/23/2025 20:40 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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