What is the CVSS score of CVE-2024-48929?

CVE-2024-48929 has a CVSS 3.1 base score of 4.2 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2024-48929?

Yes, a patch is available for CVE-2024-48929. Update the affected software to the latest version immediately.

Umbraco CVE-2024-48929

MEDIUM

Session Fixation (CWE-384)

2024-10-22 security-advisories@github.com

Information Disclosure Session Fixation Umbraco Cms Umbraco

4.2

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-384 OWASP Top 10:2025 A07:2025 - Authentication Failures ASVS 5.0 V7 - Session Management Session fixation prevention
Impact	CVSS score of 4.2 (MEDIUM). Attack characteristics: network attack vector, high complexity, no privileges required, user interaction required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Umbraco is a free and open source .NET content management system. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

nuget umbraco.cms fix: 10.8.7, 13.5.2

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in nuget

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-384. Umbraco is a free and open source .NET content management system. In versions on the 13.x branch prior to 13.5.2 and versions on the 10.x branch prior to 10.8.7, during an explicit sign-out, the server session is not fully terminated. Versions 13.5.2 and 10.8.7 contain a patch for the issue. Affected products include: Umbraco Umbraco Cms. Version information: prior to 13.5.2.

Know when Umbraco gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 4.2 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

DescriptionNVD

Umbraco is a free and open source .NET content management system. In versions on the 13.x branch prior to 13.5.2 and versions on the 10.x branch prior to 10.8.7, during an explicit sign-out, the server session is not fully terminated. Versions 13.5.2 and 10.8.7 contain a patch for the issue.

Threat Intelligence Overview

EPSS Score

0.2%

Top 84% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.2%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +21

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.