CVE-2023-49089

Umbraco CMS possible path traversal when creating packages from backoffice

MEDIUM

6.5

CVSS Score

Published: December 12, 2023 at 07:02 PM UTC

Updated: June 17, 2026 at 06:35 AM UTC

1 product affected across 1 vendorUmbraco-CMS

Using Umbraco-CMS by umbraco?

Get instant alerts when new vulnerabilities affect Umbraco-CMS - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

MEDIUM6.5

Exploit prediction

EPSS 0.6%

Description

Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.0, Backoffice users with permissions to create packages can use path traversal and thereby write outside of the expected location. Versions 8.18.10, 10.8.1, and 12.3.0 contain a patch for this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Umbraco-CMS · Umbraco

95%

v < 10.8.1v < 12.3.4v < 8.18.1010.0.0 ≤ v < 10.8.112.0.0 ≤ v < 12.3.08.0.0 ≤ v < 8.18.10

Affected range stops below 10.8.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.3.0, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.3.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.18.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-6324-52pr-h4p5

CVSS

6.5MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-22

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card