CVE-2026-105263

Shaarli Admin Metadata Endpoint MetadataController.php MetadataController server-side request forgery

State: Published
Severity: 5.1 Medium
Published: Oct 5, 2026
Updated: Oct 5, 2026
Reserved: Oct 4, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	4.7 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
3.0	4.7 Medium	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
2.0	5.8 Medium	AV:N/AC:L/Au:M/C:P/I:P/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-918 Server-Side Request Forgery

Affected Products

Product	Versions
Shaarlin/a	0.16.0Affected 0.16.1Affected 0.16.2Affected 0.16.3Affected 0.16.4Not affected

References

VDB-413464 | Shaarli Admin Metadata Endpoint MetadataController.php MetadataController server-side request forgeryvdb-entrytechnical-description
VDB-413464 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-105263 | CVE Analysis and Reportthird-party-advisory
Submit #972906 | Shaarli <= 0.16.3 Server-Side Request Forgerythird-party-advisory
https://github.com/shaarli/Shaarli/security/advisories/GHSA-85jx-fhrf-q9w7related
https://github.com/shaarli/Shaarli/commit/8ca4de8e7c932a684481f5fbb1229fe16de1f4d2patch
https://github.com/shaarli/Shaarli/releases/tag/v0.16.4patch
https://github.com/shaarli/Shaarli/product

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