What is the CVSS score of CVE-2026-25614?

CVE-2026-25614 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Blesta are affected by CVE-2026-25614?

Blesta billing and client management systems versions 3.x through 5.x (prior to 5.13.3) contain a critical object injection vulnerability that could allow attackers to execute arbitrary code and…

How to fix or mitigate CVE-2026-25614?

Within 24 hours: Identify all systems running Blesta 3.x-5.x and assess current version; notify stakeholders of exposure risk. Within 7 days: Implement network segmentation to restrict administrative access to Blesta instances and deploy Web Application Firewall rules to block object injection payloads; monitor access logs for suspicious activity. Within 30 days: Upgrade to Blesta 5.13.3 or later; conduct security audit of Blesta configurations and review logs for evidence of compromise dating back 90 days.

Blesta CVE-2026-25614

HIGH

Deserialization of Untrusted Data (CWE-502)

2026-02-03 cve@mitre.org

Deserialization Blesta

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 03, 2026 - 20:15 nvd

HIGH 7.5

DescriptionCVE.org

Blesta 3.x through 5.x before 5.13.3 allows object injection, aka CORE-5680.

AnalysisAI

Blesta 3.x through 5.x before 5.13.3 allows object injection, aka CORE-5680. [CVSS 7.5 HIGH]

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Authenticate as low-privilege user

Delivery

Craft malicious serialized object payload

Exploit

Submit via vulnerable input handler

Execution

Deserialize untrusted data

Impact

Execute arbitrary code with application privileges

Access

Authenticate as low-privilege user

Delivery

Craft malicious serialized object payload

Exploit

Submit via vulnerable input handler

Execution

Deserialize untrusted data

Impact

Execute arbitrary code with application privileges

Vulnerability AssessmentAI

Exploitation	Blesta version 3.x through 5.12.x with authenticated user account required. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 7.5 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this vulnerability to compromise the affected system.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all systems running Blesta 3.x-5.x and assess current version; notify stakeholders of exposure risk. …

Threat intelligence, references, and detailed analysis are available after sign-in.

CVE-2026-25614 vulnerability details – vuln.today

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Blesta CVE-2026-25614

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code