5.8
MEDIUM CVSS 2.0
CVE-2026-105263
Shaarli Admin Metadata Endpoint MetadataController.php MetadataController server-side request forgery
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.

INFO

Published Date :

Oct. 5, 2026, 9:17 a.m.

Last Modified :

Oct. 5, 2026, 9:17 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-105263 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Shaarli shaarli
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Upgrade Shaarli to version 0.16.4 to fix the Server-Side Request Forgery vulnerability.
  • Upgrade Shaarli to version 0.16.4.
  • Apply the patch 8ca4de8e7c932a684481f5fbb1229fe16de1f4d2.
  • Upgrade the affected component.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-105263 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-105263 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-105263 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-105263 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Oct. 05, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:M/C:P/I:P/A:P)
    Added CWE CWE-918
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/105xxx/CVE-2026-105263.json">CVE-2026-105263</a>
    Added Reference https://github.com/shaarli/Shaarli/
    Added Reference https://github.com/shaarli/Shaarli/commit/8ca4de8e7c932a684481f5fbb1229fe16de1f4d2
    Added Reference https://github.com/shaarli/Shaarli/releases/tag/v0.16.4
    Added Reference https://github.com/shaarli/Shaarli/security/advisories/GHSA-85jx-fhrf-q9w7
    Added Reference https://vuldb.com/cve/CVE-2026-105263
    Added Reference https://vuldb.com/submit/972906
    Added Reference https://vuldb.com/vuln/413464
    Added Reference https://vuldb.com/vuln/413464/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.