---
id: CVE-2026-105263
title: A security flaw has been discovered in Shaarli up to 0.16.3
summary: >-
  A security flaw has been discovered in Shaarli up to 0.16.3. The affected
  element is the function MetadataController of the file
  application/front/controller/admin/MetadataController.php of the component
  Admin Metadata Endpoint. Performi…
severity: medium
cvss: 4.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-918
product: Shaarli
affected:
  - Shaarli 0.16.0
  - Shaarli 0.16.1
  - Shaarli 0.16.2
  - Shaarli 0.16.3
published: '2026-10-05'
updated: '2026-10-05'
sourceUpdated: '2026-10-05T09:17:12.300'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105263'
references:
  - url: 'https://github.com/shaarli/Shaarli/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/shaarli/Shaarli/commit/8ca4de8e7c932a684481f5fbb1229fe16de1f4d2
    label: cna@vuldb.com
  - url: 'https://github.com/shaarli/Shaarli/releases/tag/v0.16.4'
    label: cna@vuldb.com
  - url: 'https://github.com/shaarli/Shaarli/security/advisories/GHSA-85jx-fhrf-q9w7'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-105263'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/972906'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/413464'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/413464/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-05T09:16:17.863Z'
---

## Overview

A security flaw has been discovered in Shaarli up to 0.16.3. The affected element is the function MetadataController of the file application/front/controller/admin/MetadataController.php of the component Admin Metadata Endpoint. Performing a manipulation of the argument url results in server-side request forgery. The attack may be initiated remotely. Upgrading to version 0.16.4 is sufficient to fix this issue. The patch is named 8ca4de8e7c932a684481f5fbb1229fe16de1f4d2. It is advisable to upgrade the affected component.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.