What is the CVSS score of CVE-2026-28679?

CVE-2026-28679 has a CVSS 3.1 base score of 8.6 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N. EPSS exploitation probability: 0.1%.

Which versions of Homegallery are affected by CVE-2026-28679?

A high-severity vulnerability (CVE-2026-28679) affecting Home-Gallery.org self-hosted photo galleries has been publicly disclosed with working exploits available, creating immediate risk for…

Is there a public PoC exploit available for CVE-2026-28679?

Yes, a public proof-of-concept exploit is available for CVE-2026-28679. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2026-28679?

Within 24 hours: Inventory all Home-Gallery.org installations across the organization and assess which contain sensitive or personal data. Within 7 days: Implement network segmentation to restrict access to affected instances, disable public internet exposure, and enforce strong authentication controls. Within 30 days: Evaluate migration to alternative gallery solutions with active security support, or maintain isolated offline deployment with air-gapped access only until vendor patch is released.

Homegallery CVE-2026-28679

HIGH

Path Traversal (CWE-22)

2026-03-06 security-advisories@github.com

Path Traversal Homegallery

8.6

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

8.6 HIGH

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

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

PoC Detected

Mar 10, 2026 - 19:54 vuln.today

Public exploit code

CVE Published

Mar 06, 2026 - 05:16 nvd

HIGH 8.6

DescriptionGitHub Advisory

Home-Gallery.org is a self-hosted open-source web gallery to browse personal photos and videos. Prior to version 1.21.0, when a user requests a download, the application does not verify whether the requested file is located within the media source directory, which can result in sensitive system files being downloadable as well. This issue has been patched in version 1.21.0.

AnalysisAI

Home-Gallery.org is a self-hosted open-source web gallery to browse personal photos and videos. [CVSS 8.6 HIGH]

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Craft download request with path traversal payload

Exploit

Bypass directory validation check

Execution

Access files outside media directory

Impact

Download sensitive system files

Access

Craft download request with path traversal payload

Exploit

Bypass directory validation check

Execution

Access files outside media directory

Impact

Download sensitive system files

Vulnerability AssessmentAI

Exploitation	Home-Gallery.org versions before 1.21.0 with download functionality enabled. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 8.6 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this vulnerability to sensitive system files being downloadable as well.
Remediation	Fixed in version 1.21.0.. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Inventory all Home-Gallery.org installations across the organization and assess which contain sensitive or personal data. …

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

CVE-2026-28679 vulnerability details – vuln.today

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Homegallery CVE-2026-28679

Severity by source

CVSS VectorGitHub Advisory

Lifecycle Timeline

DescriptionGitHub Advisory

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

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External POC / Exploit Code