CVE-2026-84441 Details
Description
A security vulnerability has been detected in Piwigo up to 16.3.0. Affected by this issue is some unknown functionality of the file i.php of the component Image Derivative Handler. The manipulation leads to path traversal. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.
A path traversal vulnerability has been identified in Piwigo versions through 16.3.0, specifically within the Image Derivative Handler component. The issue arises in the 'i.php' file, where the derivative request path is not properly validated, allowing attackers to manipulate the output path and write files outside the intended directory. This vulnerability can be exploited remotely without authentication.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 2, 2026CISA-ADP
Assessed Sep 4, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Leousum/VulnPoC/blob/main/Piwigo%2016.3.0/unauthenticated_derivative_path_traversal.md | [email protected] | ExploitTechnical Analysis |
| https://vuldb.com/cve/CVE-2026-84441 | [email protected] | Permission Required |
| https://vuldb.com/submit/885229 | [email protected] | Permission Required |
| https://vuldb.com/vuln/397806 | [email protected] | Permission Required |
| https://vuldb.com/vuln/397806/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Piwigo | 16.3.0 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 4, 2026 | CVE Modified | CISA-ADP |
| Sep 2, 2026 | New CVE Received | [email protected] |