craftcms Craft CMS up to 5.11.1 SVG file path traversal

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00+

Summaryinfo

A vulnerability marked as problematic has been reported in craftcms Craft CMS up to 5.11.1. The impacted element is an unknown function of the component SVG file Handler. This manipulation causes path traversal. This vulnerability is registered as CVE-2026-124428. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in craftcms Craft CMS up to 5.11.1. It has been declared as problematic. Affected by this vulnerability is an unknown code of the component SVG file Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality. The summary by CVE is:

Craft CMS from 5.7.0 before 5.11.2 contains an arbitrary file read vulnerability that allows authenticated control panel users to read SVG files by posting arbitrary paths to the app/icon-svg endpoint. Attackers can supply aliases or absolute paths, which are resolved without permission checks, to read any SVG-content file readable by the PHP process, including files outside the Craft installation.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-124428 since 11/08/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 5.11.2 eliminates this vulnerability.

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

Productinfo

Type

Vendor

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: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Craft CMS 5.11.2

Timelineinfo

11/08/2026 Advisory disclosed
11/08/2026 +0 days CVE reserved
11/08/2026 +0 days VulDB entry created
11/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-124428 (🔒)

GCVE (CVE): GCVE-0-2026-124428
GCVE (VulDB): GCVE-100-432835

Entryinfo

Created: 11/08/2026 14:43
Changes: 11/08/2026 14:43 (77)
Complete: 🔍
Cache ID: 216::103

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

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