Reflected XSS Vulnerability in Shaarli Bookmark Manager
CVE-2025-55291

7.1HIGH

Key Information:

Vendor

Shaarli

Status
Shaarli
Vendor
CVE Published:
18 August 2025

What is CVE-2025-55291?

The Shaarli Bookmark Manager, prior to version 0.15.0, contains a vulnerability due to improper input sanitization on the cloud tag page. This flaw allows attackers to exploit the application by causing the tag to close prematurely, leading to reflected Cross-Site Scripting (XSS). Attackers could inject malicious scripts into the web application, potentially compromising user data and session integrity. Users are strongly advised to update to version 0.15.0 or later to mitigate this risk.

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Affected Version(s)

Shaarli < 0.15.0

References

https://github.com/shaarli/Shaarli/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/shaarli/Shaarli/commit/66faa61335a6e72...
x_refsource_MISC

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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