IObit Unlocker 1.3.0.11 denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in IObit Unlocker 1.3.0.11. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2025-66676. There is no exploit available.

Detailsinfo

A vulnerability was found in IObit Unlocker 1.3.0.11. It has been classified as problematic. This affects some unknown processing. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

An issue in IObit Unlocker v1.3.0.11 allows attackers to cause a Denial of Service (DoS) via a crafted request.

This vulnerability is uniquely identified as CVE-2025-66676 since 12/08/2025. The technical details are unknown and an exploit is not publicly available.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 6.2
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/08/2025 CVE reserved
02/13/2026 +67 days Advisory disclosed
02/13/2026 +0 days VulDB entry created
03/26/2026 +41 days VulDB entry last update

Sourcesinfo

Status: Not defined

CVE: CVE-2025-66676 (🔒)
GCVE (CVE): GCVE-0-2025-66676
GCVE (VulDB): GCVE-100-345939

Entryinfo

Created: 02/13/2026 20:43
Updated: 03/26/2026 04:10
Changes: 02/13/2026 20:43 (51), 02/14/2026 11:40 (11), 03/26/2026 04:10 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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