VDB-413464 · Submit #972906 · CVE-2026-105263

Shaarli up to 0.16.3 Admin Metadata Endpoint MetadataController.php MetadataController url server-side request forgery

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.5	$0-$5k	2.10-

Summaryinfo

A vulnerability, which was classified as problematic, was found in Shaarli up to 0.16.3. The impacted element is the function MetadataController of the file application/front/controller/admin/MetadataController.php of the component Admin Metadata Endpoint. Executing a manipulation of the argument url can lead to server-side request forgery. The identification of this vulnerability is CVE-2026-105263. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Shaarli up to 0.16.3 and classified as problematic. This vulnerability affects the function MetadataController of the file application/front/controller/admin/MetadataController.php of the component Admin Metadata Endpoint. The manipulation of the argument url with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-105263. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are needed for exploitation. There are known technical details, but no exploit is available.

By approaching the search of inurl:application/front/controller/admin/MetadataController.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 0.16.4 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 8ca4de8e7c932a684481f5fbb1229fe16de1f4d2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Shaarli

Version

License

open-source

Website

Product: https://github.com/shaarli/Shaarli/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Shaarli 0.16.4
Patch: 8ca4de8e7c932a684481f5fbb1229fe16de1f4d2

Timelineinfo

10/04/2026 Advisory disclosed
10/04/2026 +0 days VulDB entry created
10/04/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-85jx-fhrf-q9w7
Status: Confirmed

CVE: CVE-2026-105263 (🔒)
GCVE (CVE): GCVE-0-2026-105263
GCVE (VulDB): GCVE-100-413464

Entryinfo

Created: 10/04/2026 23:59
Changes: 10/04/2026 23:59 (59)
Complete: 🔍
Submitter: akiner
Cache ID: 216::103

Submitinfo

Accepted

Submit #972906: Shaarli <= 0.16.3 Server-Side Request Forgery (by akiner)