What is the CVSS score of CVE-2026-29065?

CVE-2026-29065 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.1%.

Which versions of Changedetection are affected by CVE-2026-29065?

A critical vulnerability in changedetection.io (CVE-2026-29065) allows attackers to overwrite arbitrary files on affected systems through malicious ZIP file uploads during backup restoration.. A patch is available.

Is there a public PoC exploit available for CVE-2026-29065?

Yes, a public proof-of-concept exploit is available for CVE-2026-29065. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2026-29065?

Within 24 hours: Identify all instances of changedetection.io in your environment and document their versions and network exposure. Within 7 days: Update all affected systems to version 0.54.4 or later; restrict access to backup restore functionality to authenticated administrators only during the patching window. Within 30 days: Conduct a security audit of recent backup restore activities to identify any unauthorized file modifications and verify system integrity.

Changedetection CVE-2026-29065

CRITICAL

Path Traversal (CWE-22)

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

GHSA-25g8-2mcf-fcx9

Path Traversal Changedetection

9.1

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

9.1 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

PoC Detected

Mar 10, 2026 - 20:00 vuln.today

Public exploit code

Patch released

Mar 10, 2026 - 20:00 nvd

Patch available

CVE Published

Mar 06, 2026 - 07:16 nvd

CRITICAL 9.1

DescriptionGitHub Advisory

changedetection.io is a free open source web page change detection tool. Prior to version 0.54.4, a Zip Slip vulnerability in the backup restore functionality allows arbitrary file overwrite via path traversal in uploaded ZIP archives. This issue has been patched in version 0.54.4.