CVE-2026-78851 - Vulnerability Details - OpenCVE

Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/SLO-CYBER-SEC/CVE-2026-78851
https://github.com/getgrav/grav
https://github.com/getgrav/grav/blob/2.0.6/system/config/security.yaml#L325
https://github.com/getgrav/grav/blob/2.0.6/system/src/Grav/Common/Twig/Extension/GravExtension.php#L1629

History

Thu, 15 Oct 2026 19:30:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-200 CWE-22
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 15 Oct 2026 16:30:00 +0000

Type	Values Removed	Values Added
Description		Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
References		https://github.com/SLO-CYBER-SEC/CVE-2026-78851 https://github.com/getgrav/grav https://github.com/getgrav/grav/blob/2.0.6/system/config/security.yaml#L325 https://github.com/getgrav/grav/blob/2.0.6/system/src/Grav/Common/Twig/Extension/GravExtension.php#L1629

Projects

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MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-10-15T00:00:00.000Z

Updated: 2026-10-15T18:46:40.745Z

Reserved: 2026-08-25T00:00:00.000Z

Link: CVE-2026-78851

Vulnrichment

Updated: 2026-10-15T18:45:03.196Z

NVD

Status : Received

Published: 2026-10-15T17:17:28.640

Modified: 2026-10-15T19:17:43.850

Link: CVE-2026-78851

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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