CVE-2025-55291

Shaarli allows reflected XSS via searchtags parameter

Published Aug 18, 2025 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Shaarli is a minimalist bookmark manager and link sharing service. Prior to 0.15.0, the input string in the cloud tag page is not properly sanitized. This allows the </title> tag to be prematurely closed, leading to a reflected Cross-Site Scripting (XSS) vulnerability. This vulnerability is fixed in 0.15.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-28587 Shaarli is a minimalist bookmark manager and link sharing service. Prior to 0.15.0, the input string in the cloud tag page is not properly sanitized. This allows the </title> tag to be prematurely closed, leading to a reflected Cross-Site Scripting (XSS) vulnerability. This vulnerability is fixed in 0.15.0.
History
Type Values Removed Values Added
First Time appeared Shaarli Project
Shaarli Project shaarli
Vendors & Products Shaarli Project
Shaarli Project shaarli
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Shaarli is a minimalist bookmark manager and link sharing service. Prior to 0.15.0, the input string in the cloud tag page is not properly sanitized. This allows the </title> tag to be prematurely closed, leading to a reflected Cross-Site Scripting (XSS) vulnerability. This vulnerability is fixed in 0.15.0.
Title Shaarli allows reflected XSS via searchtags parameter
Weaknesses CWE-79
CWE-80
CWE-87
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 18, 2025, 7:56 PM
Reserved
Aug 12, 2025, 4:15 PM
Status
Deferred
Published
Aug 18, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:41 AM